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Finding the Fourth Proportional to 522.32, 782.52 and 233.04

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Solution

The fourth proportional to 522.32, 782.52 and 233.04 is: 349.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    522.32 : 782.52 = 233.04 : x
  2. Step 2: Convert to fraction form
    522.32/782.52 = 233.04/x
  3. Step 3: Cross multiply
    522.32x = 782.52 × 233.04
  4. Step 4: Simplify right side
    522.32x = 182,358.46
  5. Step 5: Solve for x
    x = 182,358.46/522.32
  6. Step 6: Final answer
    x = 349.13

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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.