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Finding the Third Proportional to 738,940 and 1,588,384

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Solution

The third proportional to 738,940 and 1,588,384 is: 3,414,301.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,940 : 1,588,384 = 1,588,384 : x
  2. Step 2: Convert to fraction form
    738,940/1,588,384 = 1,588,384/x
  3. Step 3: Cross multiply
    738,940x = 1,588,384 × 1,588,384
  4. Step 4: Simplify right side
    738,940x = 2,522,963,731,456
  5. Step 5: Solve for x
    x = 2,522,963,731,456/738,940
  6. Step 6: Final answer
    x = 3,414,301.20

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.