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Finding the Third Proportional to 15,617.32 and 22,840.24

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Solution

The third proportional to 15,617.32 and 22,840.24 is: 33,403.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,617.32 : 22,840.24 = 22,840.24 : x
  2. Step 2: Convert to fraction form
    15,617.32/22,840.24 = 22,840.24/x
  3. Step 3: Cross multiply
    15,617.32x = 22,840.24 × 22,840.24
  4. Step 4: Simplify right side
    15,617.32x = 521,676,663.18
  5. Step 5: Solve for x
    x = 521,676,663.18/15,617.32
  6. Step 6: Final answer
    x = 33,403.72

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.