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Finding the Fourth Proportional to 945,204.72, 1,304,330.49 and 537,249.84

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Solution

The fourth proportional to 945,204.72, 1,304,330.49 and 537,249.84 is: 741,375.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,204.72 : 1,304,330.49 = 537,249.84 : x
  2. Step 2: Convert to fraction form
    945,204.72/1,304,330.49 = 537,249.84/x
  3. Step 3: Cross multiply
    945,204.72x = 1,304,330.49 × 537,249.84
  4. Step 4: Simplify right side
    945,204.72x = 700,751,347,059.62
  5. Step 5: Solve for x
    x = 700,751,347,059.62/945,204.72
  6. Step 6: Final answer
    x = 741,375.21

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.