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Finding the Third Proportional to 1,283 and 3,095.50

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Solution

The third proportional to 1,283 and 3,095.50 is: 7,468.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283 : 3,095.50 = 3,095.50 : x
  2. Step 2: Convert to fraction form
    1,283/3,095.50 = 3,095.50/x
  3. Step 3: Cross multiply
    1,283x = 3,095.50 × 3,095.50
  4. Step 4: Simplify right side
    1,283x = 9,582,120.25
  5. Step 5: Solve for x
    x = 9,582,120.25/1,283
  6. Step 6: Final answer
    x = 7,468.53

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Why These Related Problems?

These problems maintain the same ratio (2.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.