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Finding the Third Proportional to 625,888 and 1,351,540

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Solution

The third proportional to 625,888 and 1,351,540 is: 2,918,509.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,888 : 1,351,540 = 1,351,540 : x
  2. Step 2: Convert to fraction form
    625,888/1,351,540 = 1,351,540/x
  3. Step 3: Cross multiply
    625,888x = 1,351,540 × 1,351,540
  4. Step 4: Simplify right side
    625,888x = 1,826,660,371,600
  5. Step 5: Solve for x
    x = 1,826,660,371,600/625,888
  6. Step 6: Final answer
    x = 2,918,509.98

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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.