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Finding the Third Proportional to 1,544.63 and 3,291.75

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Solution

The third proportional to 1,544.63 and 3,291.75 is: 7,015.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,544.63 : 3,291.75 = 3,291.75 : x
  2. Step 2: Convert to fraction form
    1,544.63/3,291.75 = 3,291.75/x
  3. Step 3: Cross multiply
    1,544.63x = 3,291.75 × 3,291.75
  4. Step 4: Simplify right side
    1,544.63x = 10,835,618.06
  5. Step 5: Solve for x
    x = 10,835,618.06/1,544.63
  6. Step 6: Final answer
    x = 7,015.05

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.