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Finding the Fourth Proportional to 658,660.71, 987,993.45 and 160,024.71

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Solution

The fourth proportional to 658,660.71, 987,993.45 and 160,024.71 is: 240,037.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,660.71 : 987,993.45 = 160,024.71 : x
  2. Step 2: Convert to fraction form
    658,660.71/987,993.45 = 160,024.71/x
  3. Step 3: Cross multiply
    658,660.71x = 987,993.45 × 160,024.71
  4. Step 4: Simplify right side
    658,660.71x = 158,103,365,318.15
  5. Step 5: Solve for x
    x = 158,103,365,318.15/658,660.71
  6. Step 6: Final answer
    x = 240,037.64

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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.