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Finding the Third Proportional to 1,910,122.31 and 2,889,790.59

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Solution

The third proportional to 1,910,122.31 and 2,889,790.59 is: 4,371,913.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,910,122.31 : 2,889,790.59 = 2,889,790.59 : x
  2. Step 2: Convert to fraction form
    1,910,122.31/2,889,790.59 = 2,889,790.59/x
  3. Step 3: Cross multiply
    1,910,122.31x = 2,889,790.59 × 2,889,790.59
  4. Step 4: Simplify right side
    1,910,122.31x = 8,350,889,675,725.98
  5. Step 5: Solve for x
    x = 8,350,889,675,725.98/1,910,122.31
  6. Step 6: Final answer
    x = 4,371,913.58

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.