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Finding the Fourth Proportional to 637.61, 956.33 and 204.71

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Solution

The fourth proportional to 637.61, 956.33 and 204.71 is: 307.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    637.61 : 956.33 = 204.71 : x
  2. Step 2: Convert to fraction form
    637.61/956.33 = 204.71/x
  3. Step 3: Cross multiply
    637.61x = 956.33 × 204.71
  4. Step 4: Simplify right side
    637.61x = 195,769.29
  5. Step 5: Solve for x
    x = 195,769.29/637.61
  6. Step 6: Final answer
    x = 307.04

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.