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Finding the Third Proportional to 121,252 and 265,058

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Solution

The third proportional to 121,252 and 265,058 is: 579,419.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,252 : 265,058 = 265,058 : x
  2. Step 2: Convert to fraction form
    121,252/265,058 = 265,058/x
  3. Step 3: Cross multiply
    121,252x = 265,058 × 265,058
  4. Step 4: Simplify right side
    121,252x = 70,255,743,364
  5. Step 5: Solve for x
    x = 70,255,743,364/121,252
  6. Step 6: Final answer
    x = 579,419.25

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.