Home / 981,572.55-1,473,146.25-508,393.23

Finding the Fourth Proportional to 981,572.55, 1,473,146.25 and 508,393.23

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Solution

The fourth proportional to 981,572.55, 1,473,146.25 and 508,393.23 is: 762,997.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,572.55 : 1,473,146.25 = 508,393.23 : x
  2. Step 2: Convert to fraction form
    981,572.55/1,473,146.25 = 508,393.23/x
  3. Step 3: Cross multiply
    981,572.55x = 1,473,146.25 × 508,393.23
  4. Step 4: Simplify right side
    981,572.55x = 748,937,580,299.89
  5. Step 5: Solve for x
    x = 748,937,580,299.89/981,572.55
  6. Step 6: Final answer
    x = 762,997.68

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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.