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Finding the Third Proportional to 3,754,929.75 and 7,708,917

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Solution

The third proportional to 3,754,929.75 and 7,708,917 is: 15,826,501.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,754,929.75 : 7,708,917 = 7,708,917 : x
  2. Step 2: Convert to fraction form
    3,754,929.75/7,708,917 = 7,708,917/x
  3. Step 3: Cross multiply
    3,754,929.75x = 7,708,917 × 7,708,917
  4. Step 4: Simplify right side
    3,754,929.75x = 59,427,401,312,889
  5. Step 5: Solve for x
    x = 59,427,401,312,889/3,754,929.75
  6. Step 6: Final answer
    x = 15,826,501.50

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.