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Finding the Third Proportional to 1,295.16 and 1,948.64

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Solution

The third proportional to 1,295.16 and 1,948.64 is: 2,931.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295.16 : 1,948.64 = 1,948.64 : x
  2. Step 2: Convert to fraction form
    1,295.16/1,948.64 = 1,948.64/x
  3. Step 3: Cross multiply
    1,295.16x = 1,948.64 × 1,948.64
  4. Step 4: Simplify right side
    1,295.16x = 3,797,200.29
  5. Step 5: Solve for x
    x = 3,797,200.29/1,295.16
  6. Step 6: Final answer
    x = 2,931.85

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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.