Home / 525,983.43-725,860.46-284,265.43

Finding the Fourth Proportional to 525,983.43, 725,860.46 and 284,265.43

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Solution

The fourth proportional to 525,983.43, 725,860.46 and 284,265.43 is: 392,288.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,983.43 : 725,860.46 = 284,265.43 : x
  2. Step 2: Convert to fraction form
    525,983.43/725,860.46 = 284,265.43/x
  3. Step 3: Cross multiply
    525,983.43x = 725,860.46 × 284,265.43
  4. Step 4: Simplify right side
    525,983.43x = 206,337,034,677.91
  5. Step 5: Solve for x
    x = 206,337,034,677.91/525,983.43
  6. Step 6: Final answer
    x = 392,288.09

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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.