Home / 653,892.13-980,856.60-180,577.49

Finding the Fourth Proportional to 653,892.13, 980,856.60 and 180,577.49

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Solution

The fourth proportional to 653,892.13, 980,856.60 and 180,577.49 is: 270,871.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,892.13 : 980,856.60 = 180,577.49 : x
  2. Step 2: Convert to fraction form
    653,892.13/980,856.60 = 180,577.49/x
  3. Step 3: Cross multiply
    653,892.13x = 980,856.60 × 180,577.49
  4. Step 4: Simplify right side
    653,892.13x = 177,120,620,974.70
  5. Step 5: Solve for x
    x = 177,120,620,974.70/653,892.13
  6. Step 6: Final answer
    x = 270,871.32

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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.