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Finding the Third Proportional to 625,931 and 1,351,640.50

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Solution

The third proportional to 625,931 and 1,351,640.50 is: 2,918,743.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,931 : 1,351,640.50 = 1,351,640.50 : x
  2. Step 2: Convert to fraction form
    625,931/1,351,640.50 = 1,351,640.50/x
  3. Step 3: Cross multiply
    625,931x = 1,351,640.50 × 1,351,640.50
  4. Step 4: Simplify right side
    625,931x = 1,826,932,041,240.25
  5. Step 5: Solve for x
    x = 1,826,932,041,240.25/625,931
  6. Step 6: Final answer
    x = 2,918,743.51

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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.