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Finding the Fourth Proportional to 2,699.76, 4,049.62 and 1,544.70

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Solution

The fourth proportional to 2,699.76, 4,049.62 and 1,544.70 is: 2,317.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,699.76 : 4,049.62 = 1,544.70 : x
  2. Step 2: Convert to fraction form
    2,699.76/4,049.62 = 1,544.70/x
  3. Step 3: Cross multiply
    2,699.76x = 4,049.62 × 1,544.70
  4. Step 4: Simplify right side
    2,699.76x = 6,255,448.01
  5. Step 5: Solve for x
    x = 6,255,448.01/2,699.76
  6. Step 6: Final answer
    x = 2,317.04

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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.