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Finding the Fourth Proportional to 229,351.26, 316,494 and 127,383.30

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Solution

The fourth proportional to 229,351.26, 316,494 and 127,383.30 is: 175,782.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,351.26 : 316,494 = 127,383.30 : x
  2. Step 2: Convert to fraction form
    229,351.26/316,494 = 127,383.30/x
  3. Step 3: Cross multiply
    229,351.26x = 316,494 × 127,383.30
  4. Step 4: Simplify right side
    229,351.26x = 40,316,050,150.20
  5. Step 5: Solve for x
    x = 40,316,050,150.20/229,351.26
  6. Step 6: Final answer
    x = 175,782.99

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.