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Finding the Fourth Proportional to 267,266.10, 400,898.88 and 109,494.84

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Solution

The fourth proportional to 267,266.10, 400,898.88 and 109,494.84 is: 164,242.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,266.10 : 400,898.88 = 109,494.84 : x
  2. Step 2: Convert to fraction form
    267,266.10/400,898.88 = 109,494.84/x
  3. Step 3: Cross multiply
    267,266.10x = 400,898.88 × 109,494.84
  4. Step 4: Simplify right side
    267,266.10x = 43,896,358,721.78
  5. Step 5: Solve for x
    x = 43,896,358,721.78/267,266.10
  6. Step 6: Final answer
    x = 164,242.15

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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.