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Finding the Fourth Proportional to 5,560.68, 8,336.88 and 3,368.88

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Solution

The fourth proportional to 5,560.68, 8,336.88 and 3,368.88 is: 5,050.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,560.68 : 8,336.88 = 3,368.88 : x
  2. Step 2: Convert to fraction form
    5,560.68/8,336.88 = 3,368.88/x
  3. Step 3: Cross multiply
    5,560.68x = 8,336.88 × 3,368.88
  4. Step 4: Simplify right side
    5,560.68x = 28,085,948.29
  5. Step 5: Solve for x
    x = 28,085,948.29/5,560.68
  6. Step 6: Final answer
    x = 5,050.81

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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.