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Finding the Third Proportional to 50,769,915.75 and 77,344,969.50

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Solution

The third proportional to 50,769,915.75 and 77,344,969.50 is: 117,830,495.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,769,915.75 : 77,344,969.50 = 77,344,969.50 : x
  2. Step 2: Convert to fraction form
    50,769,915.75/77,344,969.50 = 77,344,969.50/x
  3. Step 3: Cross multiply
    50,769,915.75x = 77,344,969.50 × 77,344,969.50
  4. Step 4: Simplify right side
    50,769,915.75x = 5,982,244,306,955,930
  5. Step 5: Solve for x
    x = 5,982,244,306,955,930/50,769,915.75
  6. Step 6: Final answer
    x = 117,830,495.06

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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.