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Finding the Fourth Proportional to 637.17, 955.24 and 585.92

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Solution

The fourth proportional to 637.17, 955.24 and 585.92 is: 878.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    637.17 : 955.24 = 585.92 : x
  2. Step 2: Convert to fraction form
    637.17/955.24 = 585.92/x
  3. Step 3: Cross multiply
    637.17x = 955.24 × 585.92
  4. Step 4: Simplify right side
    637.17x = 559,689.44
  5. Step 5: Solve for x
    x = 559,689.44/637.17
  6. Step 6: Final answer
    x = 878.40

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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.