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Finding the Fourth Proportional to 226,609.41, 339,926.54 and 74,800.29

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Solution

The fourth proportional to 226,609.41, 339,926.54 and 74,800.29 is: 112,204.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,609.41 : 339,926.54 = 74,800.29 : x
  2. Step 2: Convert to fraction form
    226,609.41/339,926.54 = 74,800.29/x
  3. Step 3: Cross multiply
    226,609.41x = 339,926.54 × 74,800.29
  4. Step 4: Simplify right side
    226,609.41x = 25,426,603,396.70
  5. Step 5: Solve for x
    x = 25,426,603,396.70/226,609.41
  6. Step 6: Final answer
    x = 112,204.53

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1.5x scale

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.