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Finding the Third Proportional to 181,840,163.50 and 398,885,519

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Solution

The third proportional to 181,840,163.50 and 398,885,519 is: 874,997,328.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,840,163.50 : 398,885,519 = 398,885,519 : x
  2. Step 2: Convert to fraction form
    181,840,163.50/398,885,519 = 398,885,519/x
  3. Step 3: Cross multiply
    181,840,163.50x = 398,885,519 × 398,885,519
  4. Step 4: Simplify right side
    181,840,163.50x = 159,109,657,267,899,360
  5. Step 5: Solve for x
    x = 159,109,657,267,899,360/181,840,163.50
  6. Step 6: Final answer
    x = 874,997,328.45

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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.