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Finding the Fourth Proportional to 2,565.92, 3,849.70 and 1,950.32

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Solution

The fourth proportional to 2,565.92, 3,849.70 and 1,950.32 is: 2,926.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,565.92 : 3,849.70 = 1,950.32 : x
  2. Step 2: Convert to fraction form
    2,565.92/3,849.70 = 1,950.32/x
  3. Step 3: Cross multiply
    2,565.92x = 3,849.70 × 1,950.32
  4. Step 4: Simplify right side
    2,565.92x = 7,508,146.90
  5. Step 5: Solve for x
    x = 7,508,146.90/2,565.92
  6. Step 6: Final answer
    x = 2,926.10

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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.