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Finding the Third Proportional to 3,542,838.75 and 5,313,336.75

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Solution

The third proportional to 3,542,838.75 and 5,313,336.75 is: 7,968,623.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,542,838.75 : 5,313,336.75 = 5,313,336.75 : x
  2. Step 2: Convert to fraction form
    3,542,838.75/5,313,336.75 = 5,313,336.75/x
  3. Step 3: Cross multiply
    3,542,838.75x = 5,313,336.75 × 5,313,336.75
  4. Step 4: Simplify right side
    3,542,838.75x = 28,231,547,418,900.56
  5. Step 5: Solve for x
    x = 28,231,547,418,900.56/3,542,838.75
  6. Step 6: Final answer
    x = 7,968,623.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.