Home / 732,683.27-1,011,449.23-491,123.66

Finding the Fourth Proportional to 732,683.27, 1,011,449.23 and 491,123.66

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Solution

The fourth proportional to 732,683.27, 1,011,449.23 and 491,123.66 is: 677,982.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,683.27 : 1,011,449.23 = 491,123.66 : x
  2. Step 2: Convert to fraction form
    732,683.27/1,011,449.23 = 491,123.66/x
  3. Step 3: Cross multiply
    732,683.27x = 1,011,449.23 × 491,123.66
  4. Step 4: Simplify right side
    732,683.27x = 496,746,641,456.73
  5. Step 5: Solve for x
    x = 496,746,641,456.73/732,683.27
  6. Step 6: Final answer
    x = 677,982.78

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.