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Finding the Fourth Proportional to 615.33, 923.82 and 532.92

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Solution

The fourth proportional to 615.33, 923.82 and 532.92 is: 800.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    615.33 : 923.82 = 532.92 : x
  2. Step 2: Convert to fraction form
    615.33/923.82 = 532.92/x
  3. Step 3: Cross multiply
    615.33x = 923.82 × 532.92
  4. Step 4: Simplify right side
    615.33x = 492,322.15
  5. Step 5: Solve for x
    x = 492,322.15/615.33
  6. Step 6: Final answer
    x = 800.09

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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.