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Finding the Third Proportional to 938,340 and 2,048,703

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Solution

The third proportional to 938,340 and 2,048,703 is: 4,472,988.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,340 : 2,048,703 = 2,048,703 : x
  2. Step 2: Convert to fraction form
    938,340/2,048,703 = 2,048,703/x
  3. Step 3: Cross multiply
    938,340x = 2,048,703 × 2,048,703
  4. Step 4: Simplify right side
    938,340x = 4,197,183,982,209
  5. Step 5: Solve for x
    x = 4,197,183,982,209/938,340
  6. Step 6: Final answer
    x = 4,472,988.45

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.