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Finding the Third Proportional to 259,865,839.50 and 577,833,343.50

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Solution

The third proportional to 259,865,839.50 and 577,833,343.50 is: 1,284,860,578.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,865,839.50 : 577,833,343.50 = 577,833,343.50 : x
  2. Step 2: Convert to fraction form
    259,865,839.50/577,833,343.50 = 577,833,343.50/x
  3. Step 3: Cross multiply
    259,865,839.50x = 577,833,343.50 × 577,833,343.50
  4. Step 4: Simplify right side
    259,865,839.50x = 333,891,372,860,388,992
  5. Step 5: Solve for x
    x = 333,891,372,860,388,992/259,865,839.50
  6. Step 6: Final answer
    x = 1,284,860,578.45

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.