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Finding the Third Proportional to 5,402,112.75 and 8,240,373

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Solution

The third proportional to 5,402,112.75 and 8,240,373 is: 12,569,850.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,402,112.75 : 8,240,373 = 8,240,373 : x
  2. Step 2: Convert to fraction form
    5,402,112.75/8,240,373 = 8,240,373/x
  3. Step 3: Cross multiply
    5,402,112.75x = 8,240,373 × 8,240,373
  4. Step 4: Simplify right side
    5,402,112.75x = 67,903,747,179,129
  5. Step 5: Solve for x
    x = 67,903,747,179,129/5,402,112.75
  6. Step 6: Final answer
    x = 12,569,850.04

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.