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Finding the Third Proportional to 368,266.50 and 557,381.25

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Solution

The third proportional to 368,266.50 and 557,381.25 is: 843,611.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,266.50 : 557,381.25 = 557,381.25 : x
  2. Step 2: Convert to fraction form
    368,266.50/557,381.25 = 557,381.25/x
  3. Step 3: Cross multiply
    368,266.50x = 557,381.25 × 557,381.25
  4. Step 4: Simplify right side
    368,266.50x = 310,673,857,851.56
  5. Step 5: Solve for x
    x = 310,673,857,851.56/368,266.50
  6. Step 6: Final answer
    x = 843,611.51

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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.