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Finding the Fourth Proportional to 607,224.20, 911,151.51 and 247,658.84

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Solution

The fourth proportional to 607,224.20, 911,151.51 and 247,658.84 is: 371,616.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,224.20 : 911,151.51 = 247,658.84 : x
  2. Step 2: Convert to fraction form
    607,224.20/911,151.51 = 247,658.84/x
  3. Step 3: Cross multiply
    607,224.20x = 911,151.51 × 247,658.84
  4. Step 4: Simplify right side
    607,224.20x = 225,654,728,308.73
  5. Step 5: Solve for x
    x = 225,654,728,308.73/607,224.20
  6. Step 6: Final answer
    x = 371,616.83

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1.5x scale

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.