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Finding the Fourth Proportional to 504,540.60, 755,954.47 and 304,440.53

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Solution

The fourth proportional to 504,540.60, 755,954.47 and 304,440.53 is: 456,144.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,540.60 : 755,954.47 = 304,440.53 : x
  2. Step 2: Convert to fraction form
    504,540.60/755,954.47 = 304,440.53/x
  3. Step 3: Cross multiply
    504,540.60x = 755,954.47 × 304,440.53
  4. Step 4: Simplify right side
    504,540.60x = 230,143,176,103.45
  5. Step 5: Solve for x
    x = 230,143,176,103.45/504,540.60
  6. Step 6: Final answer
    x = 456,144.02

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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.