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Finding the Fourth Proportional to 227,559.20, 314,031.83 and 126,957.20

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Solution

The fourth proportional to 227,559.20, 314,031.83 and 126,957.20 is: 175,201.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,559.20 : 314,031.83 = 126,957.20 : x
  2. Step 2: Convert to fraction form
    227,559.20/314,031.83 = 126,957.20/x
  3. Step 3: Cross multiply
    227,559.20x = 314,031.83 × 126,957.20
  4. Step 4: Simplify right side
    227,559.20x = 39,868,599,642.73
  5. Step 5: Solve for x
    x = 39,868,599,642.73/227,559.20
  6. Step 6: Final answer
    x = 175,201.00

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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.