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Finding the Fourth Proportional to 416,230.34, 624,092.68 and 163,207.69

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Solution

The fourth proportional to 416,230.34, 624,092.68 and 163,207.69 is: 244,712.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,230.34 : 624,092.68 = 163,207.69 : x
  2. Step 2: Convert to fraction form
    416,230.34/624,092.68 = 163,207.69/x
  3. Step 3: Cross multiply
    416,230.34x = 624,092.68 × 163,207.69
  4. Step 4: Simplify right side
    416,230.34x = 101,856,724,648.71
  5. Step 5: Solve for x
    x = 101,856,724,648.71/416,230.34
  6. Step 6: Final answer
    x = 244,712.40

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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.