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Finding the Fourth Proportional to 1,124.56, 1,552.17 and 652.71

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Solution

The fourth proportional to 1,124.56, 1,552.17 and 652.71 is: 900.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124.56 : 1,552.17 = 652.71 : x
  2. Step 2: Convert to fraction form
    1,124.56/1,552.17 = 652.71/x
  3. Step 3: Cross multiply
    1,124.56x = 1,552.17 × 652.71
  4. Step 4: Simplify right side
    1,124.56x = 1,013,116.88
  5. Step 5: Solve for x
    x = 1,013,116.88/1,124.56
  6. Step 6: Final answer
    x = 900.90

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.