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Finding the Third Proportional to 7,879,187 and 17,253,052

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Solution

The third proportional to 7,879,187 and 17,253,052 is: 37,778,999.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,879,187 : 17,253,052 = 17,253,052 : x
  2. Step 2: Convert to fraction form
    7,879,187/17,253,052 = 17,253,052/x
  3. Step 3: Cross multiply
    7,879,187x = 17,253,052 × 17,253,052
  4. Step 4: Simplify right side
    7,879,187x = 297,667,803,314,704
  5. Step 5: Solve for x
    x = 297,667,803,314,704/7,879,187
  6. Step 6: Final answer
    x = 37,778,999.70

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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.