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Finding the Fourth Proportional to 607,223.73, 911,150.81 and 247,658.37

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Solution

The fourth proportional to 607,223.73, 911,150.81 and 247,658.37 is: 371,616.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,223.73 : 911,150.81 = 247,658.37 : x
  2. Step 2: Convert to fraction form
    607,223.73/911,150.81 = 247,658.37/x
  3. Step 3: Cross multiply
    607,223.73x = 911,150.81 × 247,658.37
  4. Step 4: Simplify right side
    607,223.73x = 225,654,124,428.78
  5. Step 5: Solve for x
    x = 225,654,124,428.78/607,223.73
  6. Step 6: Final answer
    x = 371,616.12

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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.