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Finding the Fourth Proportional to 173,620.68, 260,449.69 and 55,264.33

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Solution

The fourth proportional to 173,620.68, 260,449.69 and 55,264.33 is: 82,902.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,620.68 : 260,449.69 = 55,264.33 : x
  2. Step 2: Convert to fraction form
    173,620.68/260,449.69 = 55,264.33/x
  3. Step 3: Cross multiply
    173,620.68x = 260,449.69 × 55,264.33
  4. Step 4: Simplify right side
    173,620.68x = 14,393,577,616.56
  5. Step 5: Solve for x
    x = 14,393,577,616.56/173,620.68
  6. Step 6: Final answer
    x = 82,902.44

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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.