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Finding the Fourth Proportional to 273,577.20, 410,308.20 and 115,810.80

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Solution

The fourth proportional to 273,577.20, 410,308.20 and 115,810.80 is: 173,691.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,577.20 : 410,308.20 = 115,810.80 : x
  2. Step 2: Convert to fraction form
    273,577.20/410,308.20 = 115,810.80/x
  3. Step 3: Cross multiply
    273,577.20x = 410,308.20 × 115,810.80
  4. Step 4: Simplify right side
    273,577.20x = 47,518,120,888.56
  5. Step 5: Solve for x
    x = 47,518,120,888.56/273,577.20
  6. Step 6: Final answer
    x = 173,691.82

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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.