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Finding the Third Proportional to 8,998,411.50 and 19,362,399.47

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Solution

The third proportional to 8,998,411.50 and 19,362,399.47 is: 41,663,188.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,998,411.50 : 19,362,399.47 = 19,362,399.47 : x
  2. Step 2: Convert to fraction form
    8,998,411.50/19,362,399.47 = 19,362,399.47/x
  3. Step 3: Cross multiply
    8,998,411.50x = 19,362,399.47 × 19,362,399.47
  4. Step 4: Simplify right side
    8,998,411.50x = 374,902,513,187,450.31
  5. Step 5: Solve for x
    x = 374,902,513,187,450.31/8,998,411.50
  6. Step 6: Final answer
    x = 41,663,188.35

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.