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Finding the Fourth Proportional to 556,245.91, 834,092.56 and 177,117.15

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Solution

The fourth proportional to 556,245.91, 834,092.56 and 177,117.15 is: 265,587.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,245.91 : 834,092.56 = 177,117.15 : x
  2. Step 2: Convert to fraction form
    556,245.91/834,092.56 = 177,117.15/x
  3. Step 3: Cross multiply
    556,245.91x = 834,092.56 × 177,117.15
  4. Step 4: Simplify right side
    556,245.91x = 147,732,096,620.61
  5. Step 5: Solve for x
    x = 147,732,096,620.61/556,245.91
  6. Step 6: Final answer
    x = 265,587.75

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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.