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Finding the Third Proportional to 938,425.50 and 2,009,691

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Solution

The third proportional to 938,425.50 and 2,009,691 is: 4,303,866.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,425.50 : 2,009,691 = 2,009,691 : x
  2. Step 2: Convert to fraction form
    938,425.50/2,009,691 = 2,009,691/x
  3. Step 3: Cross multiply
    938,425.50x = 2,009,691 × 2,009,691
  4. Step 4: Simplify right side
    938,425.50x = 4,038,857,915,481
  5. Step 5: Solve for x
    x = 4,038,857,915,481/938,425.50
  6. Step 6: Final answer
    x = 4,303,866.33

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.