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Finding the Third Proportional to 161,485.88 and 347,650.88

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Solution

The third proportional to 161,485.88 and 347,650.88 is: 748,431.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,485.88 : 347,650.88 = 347,650.88 : x
  2. Step 2: Convert to fraction form
    161,485.88/347,650.88 = 347,650.88/x
  3. Step 3: Cross multiply
    161,485.88x = 347,650.88 × 347,650.88
  4. Step 4: Simplify right side
    161,485.88x = 120,861,130,888.27
  5. Step 5: Solve for x
    x = 120,861,130,888.27/161,485.88
  6. Step 6: Final answer
    x = 748,431.59

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.