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Finding the Third Proportional to 58,979,886 and 129,297,234

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Solution

The third proportional to 58,979,886 and 129,297,234 is: 283,448,745.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,979,886 : 129,297,234 = 129,297,234 : x
  2. Step 2: Convert to fraction form
    58,979,886/129,297,234 = 129,297,234/x
  3. Step 3: Cross multiply
    58,979,886x = 129,297,234 × 129,297,234
  4. Step 4: Simplify right side
    58,979,886x = 16,717,774,720,050,756
  5. Step 5: Solve for x
    x = 16,717,774,720,050,756/58,979,886
  6. Step 6: Final answer
    x = 283,448,745.90

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.