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Finding the Third Proportional to 7,763,788.50 and 16,330,732.50

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Solution

The third proportional to 7,763,788.50 and 16,330,732.50 is: 34,350,861.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,763,788.50 : 16,330,732.50 = 16,330,732.50 : x
  2. Step 2: Convert to fraction form
    7,763,788.50/16,330,732.50 = 16,330,732.50/x
  3. Step 3: Cross multiply
    7,763,788.50x = 16,330,732.50 × 16,330,732.50
  4. Step 4: Simplify right side
    7,763,788.50x = 266,692,823,986,556.25
  5. Step 5: Solve for x
    x = 266,692,823,986,556.25/7,763,788.50
  6. Step 6: Final answer
    x = 34,350,861.57

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.