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Finding the Fourth Proportional to 556,241.73, 834,320.66 and 177,147.15

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Solution

The fourth proportional to 556,241.73, 834,320.66 and 177,147.15 is: 265,707.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,241.73 : 834,320.66 = 177,147.15 : x
  2. Step 2: Convert to fraction form
    556,241.73/834,320.66 = 177,147.15/x
  3. Step 3: Cross multiply
    556,241.73x = 834,320.66 × 177,147.15
  4. Step 4: Simplify right side
    556,241.73x = 147,797,526,219.38
  5. Step 5: Solve for x
    x = 147,797,526,219.38/556,241.73
  6. Step 6: Final answer
    x = 265,707.37

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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.