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Finding the Third Proportional to 9,606,802.50 and 20,919,331.69

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Solution

The third proportional to 9,606,802.50 and 20,919,331.69 is: 45,552,975.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,606,802.50 : 20,919,331.69 = 20,919,331.69 : x
  2. Step 2: Convert to fraction form
    9,606,802.50/20,919,331.69 = 20,919,331.69/x
  3. Step 3: Cross multiply
    9,606,802.50x = 20,919,331.69 × 20,919,331.69
  4. Step 4: Simplify right side
    9,606,802.50x = 437,618,438,251,641.62
  5. Step 5: Solve for x
    x = 437,618,438,251,641.62/9,606,802.50
  6. Step 6: Final answer
    x = 45,552,975.43

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.