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Finding the Third Proportional to 110,416.50 and 238,315.50

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Solution

The third proportional to 110,416.50 and 238,315.50 is: 514,364.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,416.50 : 238,315.50 = 238,315.50 : x
  2. Step 2: Convert to fraction form
    110,416.50/238,315.50 = 238,315.50/x
  3. Step 3: Cross multiply
    110,416.50x = 238,315.50 × 238,315.50
  4. Step 4: Simplify right side
    110,416.50x = 56,794,277,540.25
  5. Step 5: Solve for x
    x = 56,794,277,540.25/110,416.50
  6. Step 6: Final answer
    x = 514,364.04

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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.