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Finding the Fourth Proportional to 226,493.40, 339,740.10 and 160,008.60

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Solution

The fourth proportional to 226,493.40, 339,740.10 and 160,008.60 is: 240,012.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,493.40 : 339,740.10 = 160,008.60 : x
  2. Step 2: Convert to fraction form
    226,493.40/339,740.10 = 160,008.60/x
  3. Step 3: Cross multiply
    226,493.40x = 339,740.10 × 160,008.60
  4. Step 4: Simplify right side
    226,493.40x = 54,361,337,764.86
  5. Step 5: Solve for x
    x = 54,361,337,764.86/226,493.40
  6. Step 6: Final answer
    x = 240,012.90

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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.