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Finding the Fourth Proportional to 227,539.13, 314,004.13 and 126,937.13

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Solution

The fourth proportional to 227,539.13, 314,004.13 and 126,937.13 is: 175,173.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,539.13 : 314,004.13 = 126,937.13 : x
  2. Step 2: Convert to fraction form
    227,539.13/314,004.13 = 126,937.13/x
  3. Step 3: Cross multiply
    227,539.13x = 314,004.13 × 126,937.13
  4. Step 4: Simplify right side
    227,539.13x = 39,858,781,182.98
  5. Step 5: Solve for x
    x = 39,858,781,182.98/227,539.13
  6. Step 6: Final answer
    x = 175,173.31

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1.5x scale

Why These Related Problems?

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