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Finding the Third Proportional to 171,679.50 and 370,457.30

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Solution

The third proportional to 171,679.50 and 370,457.30 is: 799,388.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,679.50 : 370,457.30 = 370,457.30 : x
  2. Step 2: Convert to fraction form
    171,679.50/370,457.30 = 370,457.30/x
  3. Step 3: Cross multiply
    171,679.50x = 370,457.30 × 370,457.30
  4. Step 4: Simplify right side
    171,679.50x = 137,238,608,807.93
  5. Step 5: Solve for x
    x = 137,238,608,807.93/171,679.50
  6. Step 6: Final answer
    x = 799,388.45

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.