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Finding the Third Proportional to 3,090,768 and 4,728,036

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Solution

The third proportional to 3,090,768 and 4,728,036 is: 7,232,611.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,090,768 : 4,728,036 = 4,728,036 : x
  2. Step 2: Convert to fraction form
    3,090,768/4,728,036 = 4,728,036/x
  3. Step 3: Cross multiply
    3,090,768x = 4,728,036 × 4,728,036
  4. Step 4: Simplify right side
    3,090,768x = 22,354,324,417,296
  5. Step 5: Solve for x
    x = 22,354,324,417,296/3,090,768
  6. Step 6: Final answer
    x = 7,232,611.58

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.