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Finding the Third Proportional to 521,956 and 1,112,278

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Solution

The third proportional to 521,956 and 1,112,278 is: 2,370,242.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    521,956 : 1,112,278 = 1,112,278 : x
  2. Step 2: Convert to fraction form
    521,956/1,112,278 = 1,112,278/x
  3. Step 3: Cross multiply
    521,956x = 1,112,278 × 1,112,278
  4. Step 4: Simplify right side
    521,956x = 1,237,162,349,284
  5. Step 5: Solve for x
    x = 1,237,162,349,284/521,956
  6. Step 6: Final answer
    x = 2,370,242.61

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.