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Finding the Fourth Proportional to 174,226.80, 261,471.72 and 127,600.56

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Solution

The fourth proportional to 174,226.80, 261,471.72 and 127,600.56 is: 191,497.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,226.80 : 261,471.72 = 127,600.56 : x
  2. Step 2: Convert to fraction form
    174,226.80/261,471.72 = 127,600.56/x
  3. Step 3: Cross multiply
    174,226.80x = 261,471.72 × 127,600.56
  4. Step 4: Simplify right side
    174,226.80x = 33,363,937,896.16
  5. Step 5: Solve for x
    x = 33,363,937,896.16/174,226.80
  6. Step 6: Final answer
    x = 191,497.16

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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.