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Finding the Third Proportional to 18,259 and 28,193.50

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Solution

The third proportional to 18,259 and 28,193.50 is: 43,533.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,259 : 28,193.50 = 28,193.50 : x
  2. Step 2: Convert to fraction form
    18,259/28,193.50 = 28,193.50/x
  3. Step 3: Cross multiply
    18,259x = 28,193.50 × 28,193.50
  4. Step 4: Simplify right side
    18,259x = 794,873,442.25
  5. Step 5: Solve for x
    x = 794,873,442.25/18,259
  6. Step 6: Final answer
    x = 43,533.24

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.