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Finding the Third Proportional to 19,449 and 29,317.50

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Solution

The third proportional to 19,449 and 29,317.50 is: 44,193.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,449 : 29,317.50 = 29,317.50 : x
  2. Step 2: Convert to fraction form
    19,449/29,317.50 = 29,317.50/x
  3. Step 3: Cross multiply
    19,449x = 29,317.50 × 29,317.50
  4. Step 4: Simplify right side
    19,449x = 859,515,806.25
  5. Step 5: Solve for x
    x = 859,515,806.25/19,449
  6. Step 6: Final answer
    x = 44,193.32

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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.