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Finding the Fourth Proportional to 562.68, 775.26 and 547.29

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Solution

The fourth proportional to 562.68, 775.26 and 547.29 is: 754.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    562.68 : 775.26 = 547.29 : x
  2. Step 2: Convert to fraction form
    562.68/775.26 = 547.29/x
  3. Step 3: Cross multiply
    562.68x = 775.26 × 547.29
  4. Step 4: Simplify right side
    562.68x = 424,292.05
  5. Step 5: Solve for x
    x = 424,292.05/562.68
  6. Step 6: Final answer
    x = 754.06

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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.