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Finding the Fourth Proportional to 187,175.60, 280,763.40 and 177,959.60

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Solution

The fourth proportional to 187,175.60, 280,763.40 and 177,959.60 is: 266,939.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,175.60 : 280,763.40 = 177,959.60 : x
  2. Step 2: Convert to fraction form
    187,175.60/280,763.40 = 177,959.60/x
  3. Step 3: Cross multiply
    187,175.60x = 280,763.40 × 177,959.60
  4. Step 4: Simplify right side
    187,175.60x = 49,964,542,358.64
  5. Step 5: Solve for x
    x = 49,964,542,358.64/187,175.60
  6. Step 6: Final answer
    x = 266,939.40

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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.