Home / 1,001,148.50-1,501,706.83-242,996.23

Finding the Fourth Proportional to 1,001,148.50, 1,501,706.83 and 242,996.23

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Solution

The fourth proportional to 1,001,148.50, 1,501,706.83 and 242,996.23 is: 364,490.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,148.50 : 1,501,706.83 = 242,996.23 : x
  2. Step 2: Convert to fraction form
    1,001,148.50/1,501,706.83 = 242,996.23/x
  3. Step 3: Cross multiply
    1,001,148.50x = 1,501,706.83 × 242,996.23
  4. Step 4: Simplify right side
    1,001,148.50x = 364,909,098,255.25
  5. Step 5: Solve for x
    x = 364,909,098,255.25/1,001,148.50
  6. Step 6: Final answer
    x = 364,490.48

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Half scale
Find fourth proportional to 2,002,297, 3,003,413.66 and 485,992.46
Double scale
Find fourth proportional to 1,001,149.50, 1,501,708.33 and 242,997.23
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.