Home / 435,926.20-653,630.10-225,974.20

Finding the Fourth Proportional to 435,926.20, 653,630.10 and 225,974.20

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Solution

The fourth proportional to 435,926.20, 653,630.10 and 225,974.20 is: 338,826.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,926.20 : 653,630.10 = 225,974.20 : x
  2. Step 2: Convert to fraction form
    435,926.20/653,630.10 = 225,974.20/x
  3. Step 3: Cross multiply
    435,926.20x = 653,630.10 × 225,974.20
  4. Step 4: Simplify right side
    435,926.20x = 147,703,538,943.42
  5. Step 5: Solve for x
    x = 147,703,538,943.42/435,926.20
  6. Step 6: Final answer
    x = 338,826.94

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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.