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Finding the Third Proportional to 240,248 and 376,878

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Solution

The third proportional to 240,248 and 376,878 is: 591,210.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,248 : 376,878 = 376,878 : x
  2. Step 2: Convert to fraction form
    240,248/376,878 = 376,878/x
  3. Step 3: Cross multiply
    240,248x = 376,878 × 376,878
  4. Step 4: Simplify right side
    240,248x = 142,037,026,884
  5. Step 5: Solve for x
    x = 142,037,026,884/240,248
  6. Step 6: Final answer
    x = 591,210.03

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.