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Finding the Third Proportional to 52,400.50 and 74,075

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Solution

The third proportional to 52,400.50 and 74,075 is: 104,714.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,400.50 : 74,075 = 74,075 : x
  2. Step 2: Convert to fraction form
    52,400.50/74,075 = 74,075/x
  3. Step 3: Cross multiply
    52,400.50x = 74,075 × 74,075
  4. Step 4: Simplify right side
    52,400.50x = 5,487,105,625
  5. Step 5: Solve for x
    x = 5,487,105,625/52,400.50
  6. Step 6: Final answer
    x = 104,714.76

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.