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Finding the Fourth Proportional to 367,076.83, 550,508.74 and 153,839.17

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Solution

The fourth proportional to 367,076.83, 550,508.74 and 153,839.17 is: 230,714.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,076.83 : 550,508.74 = 153,839.17 : x
  2. Step 2: Convert to fraction form
    367,076.83/550,508.74 = 153,839.17/x
  3. Step 3: Cross multiply
    367,076.83x = 550,508.74 × 153,839.17
  4. Step 4: Simplify right side
    367,076.83x = 84,689,804,846.27
  5. Step 5: Solve for x
    x = 84,689,804,846.27/367,076.83
  6. Step 6: Final answer
    x = 230,714.11

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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.