Home / 1,001,152.11-1,501,712.25-242,999.85

Finding the Fourth Proportional to 1,001,152.11, 1,501,712.25 and 242,999.85

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Solution

The fourth proportional to 1,001,152.11, 1,501,712.25 and 242,999.85 is: 364,495.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,152.11 : 1,501,712.25 = 242,999.85 : x
  2. Step 2: Convert to fraction form
    1,001,152.11/1,501,712.25 = 242,999.85/x
  3. Step 3: Cross multiply
    1,001,152.11x = 1,501,712.25 × 242,999.85
  4. Step 4: Simplify right side
    1,001,152.11x = 364,915,851,493.16
  5. Step 5: Solve for x
    x = 364,915,851,493.16/1,001,152.11
  6. Step 6: Final answer
    x = 364,495.91

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Double scale
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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.