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Finding the Fourth Proportional to 269,051.88, 403,522.71 and 100,541.10

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Solution

The fourth proportional to 269,051.88, 403,522.71 and 100,541.10 is: 150,791.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,051.88 : 403,522.71 = 100,541.10 : x
  2. Step 2: Convert to fraction form
    269,051.88/403,522.71 = 100,541.10/x
  3. Step 3: Cross multiply
    269,051.88x = 403,522.71 × 100,541.10
  4. Step 4: Simplify right side
    269,051.88x = 40,570,617,138.38
  5. Step 5: Solve for x
    x = 40,570,617,138.38/269,051.88
  6. Step 6: Final answer
    x = 150,791.06

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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.