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Finding the Third Proportional to 539,123,982 and 770,422,219

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Solution

The third proportional to 539,123,982 and 770,422,219 is: 1,100,953,426.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,123,982 : 770,422,219 = 770,422,219 : x
  2. Step 2: Convert to fraction form
    539,123,982/770,422,219 = 770,422,219/x
  3. Step 3: Cross multiply
    539,123,982x = 770,422,219 × 770,422,219
  4. Step 4: Simplify right side
    539,123,982x = 593,550,395,528,883,968
  5. Step 5: Solve for x
    x = 593,550,395,528,883,968/539,123,982
  6. Step 6: Final answer
    x = 1,100,953,426.94

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.