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Finding the Fourth Proportional to 546,198.90, 753,754.61 and 304,476.27

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Solution

The fourth proportional to 546,198.90, 753,754.61 and 304,476.27 is: 420,177.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,198.90 : 753,754.61 = 304,476.27 : x
  2. Step 2: Convert to fraction form
    546,198.90/753,754.61 = 304,476.27/x
  3. Step 3: Cross multiply
    546,198.90x = 753,754.61 × 304,476.27
  4. Step 4: Simplify right side
    546,198.90x = 229,500,390,082.72
  5. Step 5: Solve for x
    x = 229,500,390,082.72/546,198.90
  6. Step 6: Final answer
    x = 420,177.32

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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.