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Finding the Third Proportional to 3,789,966.75 and 5,831,332.88

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Solution

The third proportional to 3,789,966.75 and 5,831,332.88 is: 8,972,227.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,789,966.75 : 5,831,332.88 = 5,831,332.88 : x
  2. Step 2: Convert to fraction form
    3,789,966.75/5,831,332.88 = 5,831,332.88/x
  3. Step 3: Cross multiply
    3,789,966.75x = 5,831,332.88 × 5,831,332.88
  4. Step 4: Simplify right side
    3,789,966.75x = 34,004,443,099,055.77
  5. Step 5: Solve for x
    x = 34,004,443,099,055.77/3,789,966.75
  6. Step 6: Final answer
    x = 8,972,227.29

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.