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Finding the Fourth Proportional to 8,800.10, 13,175.85 and 6,856.10

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Solution

The fourth proportional to 8,800.10, 13,175.85 and 6,856.10 is: 10,265.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,800.10 : 13,175.85 = 6,856.10 : x
  2. Step 2: Convert to fraction form
    8,800.10/13,175.85 = 6,856.10/x
  3. Step 3: Cross multiply
    8,800.10x = 13,175.85 × 6,856.10
  4. Step 4: Simplify right side
    8,800.10x = 90,334,945.19
  5. Step 5: Solve for x
    x = 90,334,945.19/8,800.10
  6. Step 6: Final answer
    x = 10,265.22

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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.