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Finding the Fourth Proportional to 8,800.55, 13,202.90 and 2,560.70

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Solution

The fourth proportional to 8,800.55, 13,202.90 and 2,560.70 is: 3,841.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,800.55 : 13,202.90 = 2,560.70 : x
  2. Step 2: Convert to fraction form
    8,800.55/13,202.90 = 2,560.70/x
  3. Step 3: Cross multiply
    8,800.55x = 13,202.90 × 2,560.70
  4. Step 4: Simplify right side
    8,800.55x = 33,808,666.03
  5. Step 5: Solve for x
    x = 33,808,666.03/8,800.55
  6. Step 6: Final answer
    x = 3,841.65

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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.