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Finding the Fourth Proportional to 4,392.97, 6,062.11 and 2,690.96

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Solution

The fourth proportional to 4,392.97, 6,062.11 and 2,690.96 is: 3,713.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,392.97 : 6,062.11 = 2,690.96 : x
  2. Step 2: Convert to fraction form
    4,392.97/6,062.11 = 2,690.96/x
  3. Step 3: Cross multiply
    4,392.97x = 6,062.11 × 2,690.96
  4. Step 4: Simplify right side
    4,392.97x = 16,312,858.49
  5. Step 5: Solve for x
    x = 16,312,858.49/4,392.97
  6. Step 6: Final answer
    x = 3,713.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.