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Finding the Third Proportional to 70,545,884.50 and 143,926,107.50

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Solution

The third proportional to 70,545,884.50 and 143,926,107.50 is: 293,634,767.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,545,884.50 : 143,926,107.50 = 143,926,107.50 : x
  2. Step 2: Convert to fraction form
    70,545,884.50/143,926,107.50 = 143,926,107.50/x
  3. Step 3: Cross multiply
    70,545,884.50x = 143,926,107.50 × 143,926,107.50
  4. Step 4: Simplify right side
    70,545,884.50x = 20,714,724,420,101,556
  5. Step 5: Solve for x
    x = 20,714,724,420,101,556/70,545,884.50
  6. Step 6: Final answer
    x = 293,634,767.88

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.