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Finding the Third Proportional to 3,932,102.06 and 5,312,514.94

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Solution

The third proportional to 3,932,102.06 and 5,312,514.94 is: 7,177,538.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,932,102.06 : 5,312,514.94 = 5,312,514.94 : x
  2. Step 2: Convert to fraction form
    3,932,102.06/5,312,514.94 = 5,312,514.94/x
  3. Step 3: Cross multiply
    3,932,102.06x = 5,312,514.94 × 5,312,514.94
  4. Step 4: Simplify right side
    3,932,102.06x = 28,222,814,961,160.63
  5. Step 5: Solve for x
    x = 28,222,814,961,160.63/3,932,102.06
  6. Step 6: Final answer
    x = 7,177,538.76

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.