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Finding the Third Proportional to 50,938,822.69 and 79,434,951.75

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Solution

The third proportional to 50,938,822.69 and 79,434,951.75 is: 123,872,347.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,938,822.69 : 79,434,951.75 = 79,434,951.75 : x
  2. Step 2: Convert to fraction form
    50,938,822.69/79,434,951.75 = 79,434,951.75/x
  3. Step 3: Cross multiply
    50,938,822.69x = 79,434,951.75 × 79,434,951.75
  4. Step 4: Simplify right side
    50,938,822.69x = 6,309,911,559,524,828
  5. Step 5: Solve for x
    x = 6,309,911,559,524,828/50,938,822.69
  6. Step 6: Final answer
    x = 123,872,347.78

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.