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Finding the Third Proportional to 514,113.75 and 800,453.25

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Solution

The third proportional to 514,113.75 and 800,453.25 is: 1,246,271.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,113.75 : 800,453.25 = 800,453.25 : x
  2. Step 2: Convert to fraction form
    514,113.75/800,453.25 = 800,453.25/x
  3. Step 3: Cross multiply
    514,113.75x = 800,453.25 × 800,453.25
  4. Step 4: Simplify right side
    514,113.75x = 640,725,405,435.56
  5. Step 5: Solve for x
    x = 640,725,405,435.56/514,113.75
  6. Step 6: Final answer
    x = 1,246,271.68

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.