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Finding the Fourth Proportional to 311,565.30, 466,363.80 and 244,643.10

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Solution

The fourth proportional to 311,565.30, 466,363.80 and 244,643.10 is: 366,191.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,565.30 : 466,363.80 = 244,643.10 : x
  2. Step 2: Convert to fraction form
    311,565.30/466,363.80 = 244,643.10/x
  3. Step 3: Cross multiply
    311,565.30x = 466,363.80 × 244,643.10
  4. Step 4: Simplify right side
    311,565.30x = 114,092,685,759.78
  5. Step 5: Solve for x
    x = 114,092,685,759.78/311,565.30
  6. Step 6: Final answer
    x = 366,191.89

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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.