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Finding the Third Proportional to 19,163,628 and 41,561,555

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Solution

The third proportional to 19,163,628 and 41,561,555 is: 90,137,569.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,163,628 : 41,561,555 = 41,561,555 : x
  2. Step 2: Convert to fraction form
    19,163,628/41,561,555 = 41,561,555/x
  3. Step 3: Cross multiply
    19,163,628x = 41,561,555 × 41,561,555
  4. Step 4: Simplify right side
    19,163,628x = 1,727,362,854,018,025
  5. Step 5: Solve for x
    x = 1,727,362,854,018,025/19,163,628
  6. Step 6: Final answer
    x = 90,137,569.67

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.