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Finding the Fourth Proportional to 546,687.24, 754,429.62 and 304,963.80

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Solution

The fourth proportional to 546,687.24, 754,429.62 and 304,963.80 is: 420,850.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,687.24 : 754,429.62 = 304,963.80 : x
  2. Step 2: Convert to fraction form
    546,687.24/754,429.62 = 304,963.80/x
  3. Step 3: Cross multiply
    546,687.24x = 754,429.62 × 304,963.80
  4. Step 4: Simplify right side
    546,687.24x = 230,073,723,747.76
  5. Step 5: Solve for x
    x = 230,073,723,747.76/546,687.24
  6. Step 6: Final answer
    x = 420,850.73

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1.5x scale

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.