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Finding the Fourth Proportional to 17,260.40, 25,871.40 and 9,474.80

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Solution

The fourth proportional to 17,260.40, 25,871.40 and 9,474.80 is: 14,201.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,260.40 : 25,871.40 = 9,474.80 : x
  2. Step 2: Convert to fraction form
    17,260.40/25,871.40 = 9,474.80/x
  3. Step 3: Cross multiply
    17,260.40x = 25,871.40 × 9,474.80
  4. Step 4: Simplify right side
    17,260.40x = 245,126,340.72
  5. Step 5: Solve for x
    x = 245,126,340.72/17,260.40
  6. Step 6: Final answer
    x = 14,201.66

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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.