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Finding the Fourth Proportional to 5,500.92, 8,250.90 and 1,606.20

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Solution

The fourth proportional to 5,500.92, 8,250.90 and 1,606.20 is: 2,409.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,500.92 : 8,250.90 = 1,606.20 : x
  2. Step 2: Convert to fraction form
    5,500.92/8,250.90 = 1,606.20/x
  3. Step 3: Cross multiply
    5,500.92x = 8,250.90 × 1,606.20
  4. Step 4: Simplify right side
    5,500.92x = 13,252,595.58
  5. Step 5: Solve for x
    x = 13,252,595.58/5,500.92
  6. Step 6: Final answer
    x = 2,409.16

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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.