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Finding the Fourth Proportional to 675.85, 932.98 and 452.14

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Solution

The fourth proportional to 675.85, 932.98 and 452.14 is: 624.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    675.85 : 932.98 = 452.14 : x
  2. Step 2: Convert to fraction form
    675.85/932.98 = 452.14/x
  3. Step 3: Cross multiply
    675.85x = 932.98 × 452.14
  4. Step 4: Simplify right side
    675.85x = 421,836.31
  5. Step 5: Solve for x
    x = 421,836.31/675.85
  6. Step 6: Final answer
    x = 624.15

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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.