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Finding the Third Proportional to 108,479.25 and 158,486.63

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Solution

The third proportional to 108,479.25 and 158,486.63 is: 231,546.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,479.25 : 158,486.63 = 158,486.63 : x
  2. Step 2: Convert to fraction form
    108,479.25/158,486.63 = 158,486.63/x
  3. Step 3: Cross multiply
    108,479.25x = 158,486.63 × 158,486.63
  4. Step 4: Simplify right side
    108,479.25x = 25,118,010,303.89
  5. Step 5: Solve for x
    x = 25,118,010,303.89/108,479.25
  6. Step 6: Final answer
    x = 231,546.68

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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.