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Finding the Fourth Proportional to 410,346.12, 566,372.08 and 240,634.92

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Solution

The fourth proportional to 410,346.12, 566,372.08 and 240,634.92 is: 332,131.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,346.12 : 566,372.08 = 240,634.92 : x
  2. Step 2: Convert to fraction form
    410,346.12/566,372.08 = 240,634.92/x
  3. Step 3: Cross multiply
    410,346.12x = 566,372.08 × 240,634.92
  4. Step 4: Simplify right side
    410,346.12x = 136,288,900,161.03
  5. Step 5: Solve for x
    x = 136,288,900,161.03/410,346.12
  6. Step 6: Final answer
    x = 332,131.57

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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.