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Finding the Third Proportional to 724,713 and 1,537,122

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Solution

The third proportional to 724,713 and 1,537,122 is: 3,260,247.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,713 : 1,537,122 = 1,537,122 : x
  2. Step 2: Convert to fraction form
    724,713/1,537,122 = 1,537,122/x
  3. Step 3: Cross multiply
    724,713x = 1,537,122 × 1,537,122
  4. Step 4: Simplify right side
    724,713x = 2,362,744,042,884
  5. Step 5: Solve for x
    x = 2,362,744,042,884/724,713
  6. Step 6: Final answer
    x = 3,260,247.91

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.