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Finding the Third Proportional to 2,095.88 and 2,688.19

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Solution

The third proportional to 2,095.88 and 2,688.19 is: 3,447.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,095.88 : 2,688.19 = 2,688.19 : x
  2. Step 2: Convert to fraction form
    2,095.88/2,688.19 = 2,688.19/x
  3. Step 3: Cross multiply
    2,095.88x = 2,688.19 × 2,688.19
  4. Step 4: Simplify right side
    2,095.88x = 7,226,352.04
  5. Step 5: Solve for x
    x = 7,226,352.04/2,095.88
  6. Step 6: Final answer
    x = 3,447.89

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Why These Related Problems?

These problems maintain the same ratio (1.28) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.