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Finding the Third Proportional to 2,056,902 and 4,429,890.75

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Solution

The third proportional to 2,056,902 and 4,429,890.75 is: 9,540,528.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,056,902 : 4,429,890.75 = 4,429,890.75 : x
  2. Step 2: Convert to fraction form
    2,056,902/4,429,890.75 = 4,429,890.75/x
  3. Step 3: Cross multiply
    2,056,902x = 4,429,890.75 × 4,429,890.75
  4. Step 4: Simplify right side
    2,056,902x = 19,623,932,056,935.56
  5. Step 5: Solve for x
    x = 19,623,932,056,935.56/2,056,902
  6. Step 6: Final answer
    x = 9,540,528.45

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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.