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Finding the Third Proportional to 28,537.88 and 45,449.44

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Solution

The third proportional to 28,537.88 and 45,449.44 is: 72,382.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,537.88 : 45,449.44 = 45,449.44 : x
  2. Step 2: Convert to fraction form
    28,537.88/45,449.44 = 45,449.44/x
  3. Step 3: Cross multiply
    28,537.88x = 45,449.44 × 45,449.44
  4. Step 4: Simplify right side
    28,537.88x = 2,065,651,369.07
  5. Step 5: Solve for x
    x = 2,065,651,369.07/28,537.88
  6. Step 6: Final answer
    x = 72,382.80

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.