Home / 412,743.18-569,344.27-259,538.90

Finding the Fourth Proportional to 412,743.18, 569,344.27 and 259,538.90

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Solution

The fourth proportional to 412,743.18, 569,344.27 and 259,538.90 is: 358,011.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,743.18 : 569,344.27 = 259,538.90 : x
  2. Step 2: Convert to fraction form
    412,743.18/569,344.27 = 259,538.90/x
  3. Step 3: Cross multiply
    412,743.18x = 569,344.27 × 259,538.90
  4. Step 4: Simplify right side
    412,743.18x = 147,766,985,557.10
  5. Step 5: Solve for x
    x = 147,766,985,557.10/412,743.18
  6. Step 6: Final answer
    x = 358,011.94

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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.