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Finding the Third Proportional to 613,058 and 910,839

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Solution

The third proportional to 613,058 and 910,839 is: 1,353,261.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,058 : 910,839 = 910,839 : x
  2. Step 2: Convert to fraction form
    613,058/910,839 = 910,839/x
  3. Step 3: Cross multiply
    613,058x = 910,839 × 910,839
  4. Step 4: Simplify right side
    613,058x = 829,627,683,921
  5. Step 5: Solve for x
    x = 829,627,683,921/613,058
  6. Step 6: Final answer
    x = 1,353,261.33

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.