Home / 653,774.17-980,717.57-180,459.55

Finding the Fourth Proportional to 653,774.17, 980,717.57 and 180,459.55

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Solution

The fourth proportional to 653,774.17, 980,717.57 and 180,459.55 is: 270,704.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,774.17 : 980,717.57 = 180,459.55 : x
  2. Step 2: Convert to fraction form
    653,774.17/980,717.57 = 180,459.55/x
  3. Step 3: Cross multiply
    653,774.17x = 980,717.57 × 180,459.55
  4. Step 4: Simplify right side
    653,774.17x = 176,979,851,359.29
  5. Step 5: Solve for x
    x = 176,979,851,359.29/653,774.17
  6. Step 6: Final answer
    x = 270,704.87

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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.