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Finding the Fourth Proportional to 4,998.11, 7,494.53 and 2,073.20

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Solution

The fourth proportional to 4,998.11, 7,494.53 and 2,073.20 is: 3,108.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,998.11 : 7,494.53 = 2,073.20 : x
  2. Step 2: Convert to fraction form
    4,998.11/7,494.53 = 2,073.20/x
  3. Step 3: Cross multiply
    4,998.11x = 7,494.53 × 2,073.20
  4. Step 4: Simplify right side
    4,998.11x = 15,537,611.76
  5. Step 5: Solve for x
    x = 15,537,611.76/4,998.11
  6. Step 6: Final answer
    x = 3,108.70

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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.