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Finding the Fourth Proportional to 249,591.56, 344,597.26 and 222,687.42

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Solution

The fourth proportional to 249,591.56, 344,597.26 and 222,687.42 is: 307,452.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,591.56 : 344,597.26 = 222,687.42 : x
  2. Step 2: Convert to fraction form
    249,591.56/344,597.26 = 222,687.42/x
  3. Step 3: Cross multiply
    249,591.56x = 344,597.26 × 222,687.42
  4. Step 4: Simplify right side
    249,591.56x = 76,737,474,768.47
  5. Step 5: Solve for x
    x = 76,737,474,768.47/249,591.56
  6. Step 6: Final answer
    x = 307,452.20

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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.