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Finding the Third Proportional to 52,431 and 112,278

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Solution

The third proportional to 52,431 and 112,278 is: 240,436.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,431 : 112,278 = 112,278 : x
  2. Step 2: Convert to fraction form
    52,431/112,278 = 112,278/x
  3. Step 3: Cross multiply
    52,431x = 112,278 × 112,278
  4. Step 4: Simplify right side
    52,431x = 12,606,349,284
  5. Step 5: Solve for x
    x = 12,606,349,284/52,431
  6. Step 6: Final answer
    x = 240,436.94

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.