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Finding the Third Proportional to 681,534 and 1,475,921.25

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Solution

The third proportional to 681,534 and 1,475,921.25 is: 3,196,236.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,534 : 1,475,921.25 = 1,475,921.25 : x
  2. Step 2: Convert to fraction form
    681,534/1,475,921.25 = 1,475,921.25/x
  3. Step 3: Cross multiply
    681,534x = 1,475,921.25 × 1,475,921.25
  4. Step 4: Simplify right side
    681,534x = 2,178,343,536,201.56
  5. Step 5: Solve for x
    x = 2,178,343,536,201.56/681,534
  6. Step 6: Final answer
    x = 3,196,236.04

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.