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Finding the Fourth Proportional to 674.61, 932.67 and 592.59

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Solution

The fourth proportional to 674.61, 932.67 and 592.59 is: 819.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    674.61 : 932.67 = 592.59 : x
  2. Step 2: Convert to fraction form
    674.61/932.67 = 592.59/x
  3. Step 3: Cross multiply
    674.61x = 932.67 × 592.59
  4. Step 4: Simplify right side
    674.61x = 552,690.92
  5. Step 5: Solve for x
    x = 552,690.92/674.61
  6. Step 6: Final answer
    x = 819.27

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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.