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Finding the Third Proportional to 928,790 and 1,896,943

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Solution

The third proportional to 928,790 and 1,896,943 is: 3,874,280.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,790 : 1,896,943 = 1,896,943 : x
  2. Step 2: Convert to fraction form
    928,790/1,896,943 = 1,896,943/x
  3. Step 3: Cross multiply
    928,790x = 1,896,943 × 1,896,943
  4. Step 4: Simplify right side
    928,790x = 3,598,392,745,249
  5. Step 5: Solve for x
    x = 3,598,392,745,249/928,790
  6. Step 6: Final answer
    x = 3,874,280.24

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.