Home / 747,127.92-1,031,031.65-424,838.04

Finding the Fourth Proportional to 747,127.92, 1,031,031.65 and 424,838.04

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Solution

The fourth proportional to 747,127.92, 1,031,031.65 and 424,838.04 is: 586,273.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,127.92 : 1,031,031.65 = 424,838.04 : x
  2. Step 2: Convert to fraction form
    747,127.92/1,031,031.65 = 424,838.04/x
  3. Step 3: Cross multiply
    747,127.92x = 1,031,031.65 × 424,838.04
  4. Step 4: Simplify right side
    747,127.92x = 438,021,463,239.78
  5. Step 5: Solve for x
    x = 438,021,463,239.78/747,127.92
  6. Step 6: Final answer
    x = 586,273.72

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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.