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Finding the Fourth Proportional to 454,539, 681,906.92 and 174,056.25

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Solution

The fourth proportional to 454,539, 681,906.92 and 174,056.25 is: 261,122.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,539 : 681,906.92 = 174,056.25 : x
  2. Step 2: Convert to fraction form
    454,539/681,906.92 = 174,056.25/x
  3. Step 3: Cross multiply
    454,539x = 681,906.92 × 174,056.25
  4. Step 4: Simplify right side
    454,539x = 118,690,160,473.97
  5. Step 5: Solve for x
    x = 118,690,160,473.97/454,539
  6. Step 6: Final answer
    x = 261,122.06

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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.