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Finding the Fourth Proportional to 504,559.17, 755,982.30 and 304,459.11

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Solution

The fourth proportional to 504,559.17, 755,982.30 and 304,459.11 is: 456,171.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,559.17 : 755,982.30 = 304,459.11 : x
  2. Step 2: Convert to fraction form
    504,559.17/755,982.30 = 304,459.11/x
  3. Step 3: Cross multiply
    504,559.17x = 755,982.30 × 304,459.11
  4. Step 4: Simplify right side
    504,559.17x = 230,165,698,233.75
  5. Step 5: Solve for x
    x = 230,165,698,233.75/504,559.17
  6. Step 6: Final answer
    x = 456,171.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.