Home / 412,743.20-569,344.28-259,538.85

Finding the Fourth Proportional to 412,743.20, 569,344.28 and 259,538.85

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Solution

The fourth proportional to 412,743.20, 569,344.28 and 259,538.85 is: 358,011.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,743.20 : 569,344.28 = 259,538.85 : x
  2. Step 2: Convert to fraction form
    412,743.20/569,344.28 = 259,538.85/x
  3. Step 3: Cross multiply
    412,743.20x = 569,344.28 × 259,538.85
  4. Step 4: Simplify right side
    412,743.20x = 147,766,958,387.58
  5. Step 5: Solve for x
    x = 147,766,958,387.58/412,743.20
  6. Step 6: Final answer
    x = 358,011.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.