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Finding the Fourth Proportional to 244,639.68, 366,996 and 86,854.92

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Solution

The fourth proportional to 244,639.68, 366,996 and 86,854.92 is: 130,295.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,639.68 : 366,996 = 86,854.92 : x
  2. Step 2: Convert to fraction form
    244,639.68/366,996 = 86,854.92/x
  3. Step 3: Cross multiply
    244,639.68x = 366,996 × 86,854.92
  4. Step 4: Simplify right side
    244,639.68x = 31,875,408,220.32
  5. Step 5: Solve for x
    x = 31,875,408,220.32/244,639.68
  6. Step 6: Final answer
    x = 130,295.33

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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.