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Finding the Third Proportional to 4,492,631.25 and 6,424,515

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Solution

The third proportional to 4,492,631.25 and 6,424,515 is: 9,187,131.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,492,631.25 : 6,424,515 = 6,424,515 : x
  2. Step 2: Convert to fraction form
    4,492,631.25/6,424,515 = 6,424,515/x
  3. Step 3: Cross multiply
    4,492,631.25x = 6,424,515 × 6,424,515
  4. Step 4: Simplify right side
    4,492,631.25x = 41,274,392,985,225
  5. Step 5: Solve for x
    x = 41,274,392,985,225/4,492,631.25
  6. Step 6: Final answer
    x = 9,187,131.26

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.