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Finding the Fourth Proportional to 622.18, 933.50 and 232.17

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Solution

The fourth proportional to 622.18, 933.50 and 232.17 is: 348.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    622.18 : 933.50 = 232.17 : x
  2. Step 2: Convert to fraction form
    622.18/933.50 = 232.17/x
  3. Step 3: Cross multiply
    622.18x = 933.50 × 232.17
  4. Step 4: Simplify right side
    622.18x = 216,730.70
  5. Step 5: Solve for x
    x = 216,730.70/622.18
  6. Step 6: Final answer
    x = 348.34

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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.