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Finding the Fourth Proportional to 6,277.88, 9,410.92 and 2,114.97

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Solution

The fourth proportional to 6,277.88, 9,410.92 and 2,114.97 is: 3,170.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,277.88 : 9,410.92 = 2,114.97 : x
  2. Step 2: Convert to fraction form
    6,277.88/9,410.92 = 2,114.97/x
  3. Step 3: Cross multiply
    6,277.88x = 9,410.92 × 2,114.97
  4. Step 4: Simplify right side
    6,277.88x = 19,903,813.47
  5. Step 5: Solve for x
    x = 19,903,813.47/6,277.88
  6. Step 6: Final answer
    x = 3,170.47

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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.