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Finding the Fourth Proportional to 526,306.01, 726,301.77 and 284,588.00

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Solution

The fourth proportional to 526,306.01, 726,301.77 and 284,588.00 is: 392,731.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,306.01 : 726,301.77 = 284,588.00 : x
  2. Step 2: Convert to fraction form
    526,306.01/726,301.77 = 284,588.00/x
  3. Step 3: Cross multiply
    526,306.01x = 726,301.77 × 284,588.00
  4. Step 4: Simplify right side
    526,306.01x = 206,696,771,177.95
  5. Step 5: Solve for x
    x = 206,696,771,177.95/526,306.01
  6. Step 6: Final answer
    x = 392,731.17

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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.