Home / 827,373.40-1,241,060.10-294,911.80

Finding the Fourth Proportional to 827,373.40, 1,241,060.10 and 294,911.80

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Solution

The fourth proportional to 827,373.40, 1,241,060.10 and 294,911.80 is: 442,367.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,373.40 : 1,241,060.10 = 294,911.80 : x
  2. Step 2: Convert to fraction form
    827,373.40/1,241,060.10 = 294,911.80/x
  3. Step 3: Cross multiply
    827,373.40x = 1,241,060.10 × 294,911.80
  4. Step 4: Simplify right side
    827,373.40x = 366,003,267,999.18
  5. Step 5: Solve for x
    x = 366,003,267,999.18/827,373.40
  6. Step 6: Final answer
    x = 442,367.70

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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.