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Finding the Third Proportional to 248,981 and 376,435.75

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Solution

The third proportional to 248,981 and 376,435.75 is: 569,135.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,981 : 376,435.75 = 376,435.75 : x
  2. Step 2: Convert to fraction form
    248,981/376,435.75 = 376,435.75/x
  3. Step 3: Cross multiply
    248,981x = 376,435.75 × 376,435.75
  4. Step 4: Simplify right side
    248,981x = 141,703,873,878.06
  5. Step 5: Solve for x
    x = 141,703,873,878.06/248,981
  6. Step 6: Final answer
    x = 569,135.29

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.