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Finding the Third Proportional to 125,248 and 254,871

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Solution

The third proportional to 125,248 and 254,871 is: 518,644.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,248 : 254,871 = 254,871 : x
  2. Step 2: Convert to fraction form
    125,248/254,871 = 254,871/x
  3. Step 3: Cross multiply
    125,248x = 254,871 × 254,871
  4. Step 4: Simplify right side
    125,248x = 64,959,226,641
  5. Step 5: Solve for x
    x = 64,959,226,641/125,248
  6. Step 6: Final answer
    x = 518,644.82

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.