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Finding the Third Proportional to 15,575 and 22,388.50

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Solution

The third proportional to 15,575 and 22,388.50 is: 32,182.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,575 : 22,388.50 = 22,388.50 : x
  2. Step 2: Convert to fraction form
    15,575/22,388.50 = 22,388.50/x
  3. Step 3: Cross multiply
    15,575x = 22,388.50 × 22,388.50
  4. Step 4: Simplify right side
    15,575x = 501,244,932.25
  5. Step 5: Solve for x
    x = 501,244,932.25/15,575
  6. Step 6: Final answer
    x = 32,182.66

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.