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Finding the Fourth Proportional to 6,498.80, 9,748.12 and 1,568.41

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Solution

The fourth proportional to 6,498.80, 9,748.12 and 1,568.41 is: 2,352.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,498.80 : 9,748.12 = 1,568.41 : x
  2. Step 2: Convert to fraction form
    6,498.80/9,748.12 = 1,568.41/x
  3. Step 3: Cross multiply
    6,498.80x = 9,748.12 × 1,568.41
  4. Step 4: Simplify right side
    6,498.80x = 15,289,048.89
  5. Step 5: Solve for x
    x = 15,289,048.89/6,498.80
  6. Step 6: Final answer
    x = 2,352.60

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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.