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Finding the Third Proportional to 248,628 and 544,278

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Solution

The third proportional to 248,628 and 544,278 is: 1,191,493.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,628 : 544,278 = 544,278 : x
  2. Step 2: Convert to fraction form
    248,628/544,278 = 544,278/x
  3. Step 3: Cross multiply
    248,628x = 544,278 × 544,278
  4. Step 4: Simplify right side
    248,628x = 296,238,541,284
  5. Step 5: Solve for x
    x = 296,238,541,284/248,628
  6. Step 6: Final answer
    x = 1,191,493.08

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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.