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Finding the Third Proportional to 216,846,715.50 and 330,351,975

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Solution

The third proportional to 216,846,715.50 and 330,351,975 is: 503,269,911.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,846,715.50 : 330,351,975 = 330,351,975 : x
  2. Step 2: Convert to fraction form
    216,846,715.50/330,351,975 = 330,351,975/x
  3. Step 3: Cross multiply
    216,846,715.50x = 330,351,975 × 330,351,975
  4. Step 4: Simplify right side
    216,846,715.50x = 109,132,427,386,400,624
  5. Step 5: Solve for x
    x = 109,132,427,386,400,624/216,846,715.50
  6. Step 6: Final answer
    x = 503,269,911.81

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.