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Finding the Third Proportional to 170,861.63 and 373,890.38

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Solution

The third proportional to 170,861.63 and 373,890.38 is: 818,170.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,861.63 : 373,890.38 = 373,890.38 : x
  2. Step 2: Convert to fraction form
    170,861.63/373,890.38 = 373,890.38/x
  3. Step 3: Cross multiply
    170,861.63x = 373,890.38 × 373,890.38
  4. Step 4: Simplify right side
    170,861.63x = 139,794,012,517.64
  5. Step 5: Solve for x
    x = 139,794,012,517.64/170,861.63
  6. Step 6: Final answer
    x = 818,170.92

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.