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Finding the Third Proportional to 18,486.98 and 28,594.27

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Solution

The third proportional to 18,486.98 and 28,594.27 is: 44,227.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,486.98 : 28,594.27 = 28,594.27 : x
  2. Step 2: Convert to fraction form
    18,486.98/28,594.27 = 28,594.27/x
  3. Step 3: Cross multiply
    18,486.98x = 28,594.27 × 28,594.27
  4. Step 4: Simplify right side
    18,486.98x = 817,632,026.63
  5. Step 5: Solve for x
    x = 817,632,026.63/18,486.98
  6. Step 6: Final answer
    x = 44,227.44

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.