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Finding the Third Proportional to 9,916,384.50 and 15,167,958.75

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Solution

The third proportional to 9,916,384.50 and 15,167,958.75 is: 23,200,691.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,916,384.50 : 15,167,958.75 = 15,167,958.75 : x
  2. Step 2: Convert to fraction form
    9,916,384.50/15,167,958.75 = 15,167,958.75/x
  3. Step 3: Cross multiply
    9,916,384.50x = 15,167,958.75 × 15,167,958.75
  4. Step 4: Simplify right side
    9,916,384.50x = 230,066,972,641,701.56
  5. Step 5: Solve for x
    x = 230,066,972,641,701.56/9,916,384.50
  6. Step 6: Final answer
    x = 23,200,691.00

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.