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Finding the Fourth Proportional to 504,542.10, 755,956.73 and 304,442.03

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Solution

The fourth proportional to 504,542.10, 755,956.73 and 304,442.03 is: 456,146.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,542.10 : 755,956.73 = 304,442.03 : x
  2. Step 2: Convert to fraction form
    504,542.10/755,956.73 = 304,442.03/x
  3. Step 3: Cross multiply
    504,542.10x = 755,956.73 × 304,442.03
  4. Step 4: Simplify right side
    504,542.10x = 230,144,996,171.37
  5. Step 5: Solve for x
    x = 230,144,996,171.37/504,542.10
  6. Step 6: Final answer
    x = 456,146.27

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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.