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Finding the Fourth Proportional to 5,503.68, 8,257.68 and 2,041.20

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Solution

The fourth proportional to 5,503.68, 8,257.68 and 2,041.20 is: 3,062.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,503.68 : 8,257.68 = 2,041.20 : x
  2. Step 2: Convert to fraction form
    5,503.68/8,257.68 = 2,041.20/x
  3. Step 3: Cross multiply
    5,503.68x = 8,257.68 × 2,041.20
  4. Step 4: Simplify right side
    5,503.68x = 16,855,576.42
  5. Step 5: Solve for x
    x = 16,855,576.42/5,503.68
  6. Step 6: Final answer
    x = 3,062.60

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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.