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Finding the Fourth Proportional to 244,601.28, 366,938.37 and 86,816.52

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Solution

The fourth proportional to 244,601.28, 366,938.37 and 86,816.52 is: 130,237.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,601.28 : 366,938.37 = 86,816.52 : x
  2. Step 2: Convert to fraction form
    244,601.28/366,938.37 = 86,816.52/x
  3. Step 3: Cross multiply
    244,601.28x = 366,938.37 × 86,816.52
  4. Step 4: Simplify right side
    244,601.28x = 31,856,312,337.87
  5. Step 5: Solve for x
    x = 31,856,312,337.87/244,601.28
  6. Step 6: Final answer
    x = 130,237.72

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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.