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Finding the Third Proportional to 8,075,373.89 and 12,412,408.99

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Solution

The third proportional to 8,075,373.89 and 12,412,408.99 is: 19,078,732.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,075,373.89 : 12,412,408.99 = 12,412,408.99 : x
  2. Step 2: Convert to fraction form
    8,075,373.89/12,412,408.99 = 12,412,408.99/x
  3. Step 3: Cross multiply
    8,075,373.89x = 12,412,408.99 × 12,412,408.99
  4. Step 4: Simplify right side
    8,075,373.89x = 154,067,896,989,349.50
  5. Step 5: Solve for x
    x = 154,067,896,989,349.50/8,075,373.89
  6. Step 6: Final answer
    x = 19,078,732.34

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.