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Finding the Fourth Proportional to 562.19, 842.73 and 356.24

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Solution

The fourth proportional to 562.19, 842.73 and 356.24 is: 534.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    562.19 : 842.73 = 356.24 : x
  2. Step 2: Convert to fraction form
    562.19/842.73 = 356.24/x
  3. Step 3: Cross multiply
    562.19x = 842.73 × 356.24
  4. Step 4: Simplify right side
    562.19x = 300,209.92
  5. Step 5: Solve for x
    x = 300,209.92/562.19
  6. Step 6: Final answer
    x = 534.01

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Why These Related Problems?

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