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Finding the Fourth Proportional to 171,206.20, 256,809.30 and 44,846.20

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Solution

The fourth proportional to 171,206.20, 256,809.30 and 44,846.20 is: 67,269.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,206.20 : 256,809.30 = 44,846.20 : x
  2. Step 2: Convert to fraction form
    171,206.20/256,809.30 = 44,846.20/x
  3. Step 3: Cross multiply
    171,206.20x = 256,809.30 × 44,846.20
  4. Step 4: Simplify right side
    171,206.20x = 11,516,921,229.66
  5. Step 5: Solve for x
    x = 11,516,921,229.66/171,206.20
  6. Step 6: Final answer
    x = 67,269.30

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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.