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Finding the Third Proportional to 724,912 and 1,569,293

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Solution

The third proportional to 724,912 and 1,569,293 is: 3,397,213.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,912 : 1,569,293 = 1,569,293 : x
  2. Step 2: Convert to fraction form
    724,912/1,569,293 = 1,569,293/x
  3. Step 3: Cross multiply
    724,912x = 1,569,293 × 1,569,293
  4. Step 4: Simplify right side
    724,912x = 2,462,680,519,849
  5. Step 5: Solve for x
    x = 2,462,680,519,849/724,912
  6. Step 6: Final answer
    x = 3,397,213.07

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.