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Finding the Third Proportional to 161,245.13 and 376,534.69

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Solution

The third proportional to 161,245.13 and 376,534.69 is: 879,272.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,245.13 : 376,534.69 = 376,534.69 : x
  2. Step 2: Convert to fraction form
    161,245.13/376,534.69 = 376,534.69/x
  3. Step 3: Cross multiply
    161,245.13x = 376,534.69 × 376,534.69
  4. Step 4: Simplify right side
    161,245.13x = 141,778,370,890.72
  5. Step 5: Solve for x
    x = 141,778,370,890.72/161,245.13
  6. Step 6: Final answer
    x = 879,272.29

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.