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Finding the Fourth Proportional to 537,292.38, 740,954.60 and 343,761.34

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Solution

The fourth proportional to 537,292.38, 740,954.60 and 343,761.34 is: 474,065.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,292.38 : 740,954.60 = 343,761.34 : x
  2. Step 2: Convert to fraction form
    537,292.38/740,954.60 = 343,761.34/x
  3. Step 3: Cross multiply
    537,292.38x = 740,954.60 × 343,761.34
  4. Step 4: Simplify right side
    537,292.38x = 254,711,542,603.97
  5. Step 5: Solve for x
    x = 254,711,542,603.97/537,292.38
  6. Step 6: Final answer
    x = 474,065.06

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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.