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Finding the Third Proportional to 899,239.50 and 1,963,215

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Solution

The third proportional to 899,239.50 and 1,963,215 is: 4,286,080.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,239.50 : 1,963,215 = 1,963,215 : x
  2. Step 2: Convert to fraction form
    899,239.50/1,963,215 = 1,963,215/x
  3. Step 3: Cross multiply
    899,239.50x = 1,963,215 × 1,963,215
  4. Step 4: Simplify right side
    899,239.50x = 3,854,213,136,225
  5. Step 5: Solve for x
    x = 3,854,213,136,225/899,239.50
  6. Step 6: Final answer
    x = 4,286,080.78

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.