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Finding the Third Proportional to 610,188 and 1,270,880

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Solution

The third proportional to 610,188 and 1,270,880 is: 2,646,948.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,188 : 1,270,880 = 1,270,880 : x
  2. Step 2: Convert to fraction form
    610,188/1,270,880 = 1,270,880/x
  3. Step 3: Cross multiply
    610,188x = 1,270,880 × 1,270,880
  4. Step 4: Simplify right side
    610,188x = 1,615,135,974,400
  5. Step 5: Solve for x
    x = 1,615,135,974,400/610,188
  6. Step 6: Final answer
    x = 2,646,948.11

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.