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Finding the Fourth Proportional to 6,170.87, 9,248.00 and 2,876.81

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Solution

The fourth proportional to 6,170.87, 9,248.00 and 2,876.81 is: 4,311.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,170.87 : 9,248.00 = 2,876.81 : x
  2. Step 2: Convert to fraction form
    6,170.87/9,248.00 = 2,876.81/x
  3. Step 3: Cross multiply
    6,170.87x = 9,248.00 × 2,876.81
  4. Step 4: Simplify right side
    6,170.87x = 26,604,678.26
  5. Step 5: Solve for x
    x = 26,604,678.26/6,170.87
  6. Step 6: Final answer
    x = 4,311.34

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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.