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Finding the Fourth Proportional to 632.24, 947.52 and 358.48

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Solution

The fourth proportional to 632.24, 947.52 and 358.48 is: 537.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    632.24 : 947.52 = 358.48 : x
  2. Step 2: Convert to fraction form
    632.24/947.52 = 358.48/x
  3. Step 3: Cross multiply
    632.24x = 947.52 × 358.48
  4. Step 4: Simplify right side
    632.24x = 339,666.97
  5. Step 5: Solve for x
    x = 339,666.97/632.24
  6. Step 6: Final answer
    x = 537.24

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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.