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Finding the Fourth Proportional to 556,380.83, 834,562.17 and 177,296.48

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Solution

The fourth proportional to 556,380.83, 834,562.17 and 177,296.48 is: 265,941.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,380.83 : 834,562.17 = 177,296.48 : x
  2. Step 2: Convert to fraction form
    556,380.83/834,562.17 = 177,296.48/x
  3. Step 3: Cross multiply
    556,380.83x = 834,562.17 × 177,296.48
  4. Step 4: Simplify right side
    556,380.83x = 147,964,930,909.35
  5. Step 5: Solve for x
    x = 147,964,930,909.35/556,380.83
  6. Step 6: Final answer
    x = 265,941.82

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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.