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Finding the Fourth Proportional to 653,997.97, 980,987.23 and 180,672.85

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Solution

The fourth proportional to 653,997.97, 980,987.23 and 180,672.85 is: 271,006.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,997.97 : 980,987.23 = 180,672.85 : x
  2. Step 2: Convert to fraction form
    653,997.97/980,987.23 = 180,672.85/x
  3. Step 3: Cross multiply
    653,997.97x = 980,987.23 × 180,672.85
  4. Step 4: Simplify right side
    653,997.97x = 177,237,758,657.71
  5. Step 5: Solve for x
    x = 177,237,758,657.71/653,997.97
  6. Step 6: Final answer
    x = 271,006.59

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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.