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Finding the Third Proportional to 9,256,011.38 and 19,934,415.38

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Solution

The third proportional to 9,256,011.38 and 19,934,415.38 is: 42,932,198.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,256,011.38 : 19,934,415.38 = 19,934,415.38 : x
  2. Step 2: Convert to fraction form
    9,256,011.38/19,934,415.38 = 19,934,415.38/x
  3. Step 3: Cross multiply
    9,256,011.38x = 19,934,415.38 × 19,934,415.38
  4. Step 4: Simplify right side
    9,256,011.38x = 397,380,916,343,036.38
  5. Step 5: Solve for x
    x = 397,380,916,343,036.38/9,256,011.38
  6. Step 6: Final answer
    x = 42,932,198.36

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.