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Finding the Fourth Proportional to 227,306.88, 340,523.82 and 127,163.58

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Solution

The fourth proportional to 227,306.88, 340,523.82 and 127,163.58 is: 190,501.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,306.88 : 340,523.82 = 127,163.58 : x
  2. Step 2: Convert to fraction form
    227,306.88/340,523.82 = 127,163.58/x
  3. Step 3: Cross multiply
    227,306.88x = 340,523.82 × 127,163.58
  4. Step 4: Simplify right side
    227,306.88x = 43,302,228,026.48
  5. Step 5: Solve for x
    x = 43,302,228,026.48/227,306.88
  6. Step 6: Final answer
    x = 190,501.18

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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.