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Finding the Third Proportional to 28,418 and 44,583

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Solution

The third proportional to 28,418 and 44,583 is: 69,943.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,418 : 44,583 = 44,583 : x
  2. Step 2: Convert to fraction form
    28,418/44,583 = 44,583/x
  3. Step 3: Cross multiply
    28,418x = 44,583 × 44,583
  4. Step 4: Simplify right side
    28,418x = 1,987,643,889
  5. Step 5: Solve for x
    x = 1,987,643,889/28,418
  6. Step 6: Final answer
    x = 69,943.13

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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.