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Finding the Third Proportional to 3,738,415.50 and 8,168,760

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Solution

The third proportional to 3,738,415.50 and 8,168,760 is: 17,849,444.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,738,415.50 : 8,168,760 = 8,168,760 : x
  2. Step 2: Convert to fraction form
    3,738,415.50/8,168,760 = 8,168,760/x
  3. Step 3: Cross multiply
    3,738,415.50x = 8,168,760 × 8,168,760
  4. Step 4: Simplify right side
    3,738,415.50x = 66,728,639,937,600
  5. Step 5: Solve for x
    x = 66,728,639,937,600/3,738,415.50
  6. Step 6: Final answer
    x = 17,849,444.49

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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.