Home / 653,766.48-980,576.28-180,519.12

Finding the Fourth Proportional to 653,766.48, 980,576.28 and 180,519.12

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Solution

The fourth proportional to 653,766.48, 980,576.28 and 180,519.12 is: 270,758.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,766.48 : 980,576.28 = 180,519.12 : x
  2. Step 2: Convert to fraction form
    653,766.48/980,576.28 = 180,519.12/x
  3. Step 3: Cross multiply
    653,766.48x = 980,576.28 × 180,519.12
  4. Step 4: Simplify right side
    653,766.48x = 177,012,767,158.47
  5. Step 5: Solve for x
    x = 177,012,767,158.47/653,766.48
  6. Step 6: Final answer
    x = 270,758.40

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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.