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Finding the Third Proportional to 3,721,551.75 and 8,013,309.75

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Solution

The third proportional to 3,721,551.75 and 8,013,309.75 is: 17,254,397.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,721,551.75 : 8,013,309.75 = 8,013,309.75 : x
  2. Step 2: Convert to fraction form
    3,721,551.75/8,013,309.75 = 8,013,309.75/x
  3. Step 3: Cross multiply
    3,721,551.75x = 8,013,309.75 × 8,013,309.75
  4. Step 4: Simplify right side
    3,721,551.75x = 64,213,133,149,445.06
  5. Step 5: Solve for x
    x = 64,213,133,149,445.06/3,721,551.75
  6. Step 6: Final answer
    x = 17,254,397.48

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.