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Finding the Fourth Proportional to 410,353.20, 566,543.43 and 265,234.95

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Solution

The fourth proportional to 410,353.20, 566,543.43 and 265,234.95 is: 366,189.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,353.20 : 566,543.43 = 265,234.95 : x
  2. Step 2: Convert to fraction form
    410,353.20/566,543.43 = 265,234.95/x
  3. Step 3: Cross multiply
    410,353.20x = 566,543.43 × 265,234.95
  4. Step 4: Simplify right side
    410,353.20x = 150,267,118,328.88
  5. Step 5: Solve for x
    x = 150,267,118,328.88/410,353.20
  6. Step 6: Final answer
    x = 366,189.71

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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.