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Finding the Fourth Proportional to 185,008.60, 277,512.90 and 132,520.60

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Solution

The fourth proportional to 185,008.60, 277,512.90 and 132,520.60 is: 198,780.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,008.60 : 277,512.90 = 132,520.60 : x
  2. Step 2: Convert to fraction form
    185,008.60/277,512.90 = 132,520.60/x
  3. Step 3: Cross multiply
    185,008.60x = 277,512.90 × 132,520.60
  4. Step 4: Simplify right side
    185,008.60x = 36,776,176,015.74
  5. Step 5: Solve for x
    x = 36,776,176,015.74/185,008.60
  6. Step 6: Final answer
    x = 198,780.90

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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.