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Finding the Third Proportional to 749,145.38 and 1,650,987

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Solution

The third proportional to 749,145.38 and 1,650,987 is: 3,638,490.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,145.38 : 1,650,987 = 1,650,987 : x
  2. Step 2: Convert to fraction form
    749,145.38/1,650,987 = 1,650,987/x
  3. Step 3: Cross multiply
    749,145.38x = 1,650,987 × 1,650,987
  4. Step 4: Simplify right side
    749,145.38x = 2,725,758,074,169
  5. Step 5: Solve for x
    x = 2,725,758,074,169/749,145.38
  6. Step 6: Final answer
    x = 3,638,490.16

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.