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Finding the Third Proportional to 28,494,488.50 and 67,197,921.50

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Solution

The third proportional to 28,494,488.50 and 67,197,921.50 is: 158,471,370.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,494,488.50 : 67,197,921.50 = 67,197,921.50 : x
  2. Step 2: Convert to fraction form
    28,494,488.50/67,197,921.50 = 67,197,921.50/x
  3. Step 3: Cross multiply
    28,494,488.50x = 67,197,921.50 × 67,197,921.50
  4. Step 4: Simplify right side
    28,494,488.50x = 4,515,560,653,920,162
  5. Step 5: Solve for x
    x = 4,515,560,653,920,162/28,494,488.50
  6. Step 6: Final answer
    x = 158,471,370.84

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.