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Finding the Third Proportional to 620,576.50 and 1,336,145

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Solution

The third proportional to 620,576.50 and 1,336,145 is: 2,876,814.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,576.50 : 1,336,145 = 1,336,145 : x
  2. Step 2: Convert to fraction form
    620,576.50/1,336,145 = 1,336,145/x
  3. Step 3: Cross multiply
    620,576.50x = 1,336,145 × 1,336,145
  4. Step 4: Simplify right side
    620,576.50x = 1,785,283,461,025
  5. Step 5: Solve for x
    x = 1,785,283,461,025/620,576.50
  6. Step 6: Final answer
    x = 2,876,814.48

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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.