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Finding the Third Proportional to 7,291,886 and 15,714,238

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Solution

The third proportional to 7,291,886 and 15,714,238 is: 33,864,664.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,291,886 : 15,714,238 = 15,714,238 : x
  2. Step 2: Convert to fraction form
    7,291,886/15,714,238 = 15,714,238/x
  3. Step 3: Cross multiply
    7,291,886x = 15,714,238 × 15,714,238
  4. Step 4: Simplify right side
    7,291,886x = 246,937,275,920,644
  5. Step 5: Solve for x
    x = 246,937,275,920,644/7,291,886
  6. Step 6: Final answer
    x = 33,864,664.91

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.