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Finding the Third Proportional to 64,236 and 98,859

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Solution

The third proportional to 64,236 and 98,859 is: 152,143.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,236 : 98,859 = 98,859 : x
  2. Step 2: Convert to fraction form
    64,236/98,859 = 98,859/x
  3. Step 3: Cross multiply
    64,236x = 98,859 × 98,859
  4. Step 4: Simplify right side
    64,236x = 9,773,101,881
  5. Step 5: Solve for x
    x = 9,773,101,881/64,236
  6. Step 6: Final answer
    x = 152,143.69

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.