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Finding the Fourth Proportional to 562.34, 776.31 and 532.19

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Solution

The fourth proportional to 562.34, 776.31 and 532.19 is: 734.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    562.34 : 776.31 = 532.19 : x
  2. Step 2: Convert to fraction form
    562.34/776.31 = 532.19/x
  3. Step 3: Cross multiply
    562.34x = 776.31 × 532.19
  4. Step 4: Simplify right side
    562.34x = 413,144.42
  5. Step 5: Solve for x
    x = 413,144.42/562.34
  6. Step 6: Final answer
    x = 734.69

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Double scale
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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.