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Finding the Third Proportional to 1,774,408.78 and 2,658,617.44

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Solution

The third proportional to 1,774,408.78 and 2,658,617.44 is: 3,983,437.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,774,408.78 : 2,658,617.44 = 2,658,617.44 : x
  2. Step 2: Convert to fraction form
    1,774,408.78/2,658,617.44 = 2,658,617.44/x
  3. Step 3: Cross multiply
    1,774,408.78x = 2,658,617.44 × 2,658,617.44
  4. Step 4: Simplify right side
    1,774,408.78x = 7,068,246,678,979.07
  5. Step 5: Solve for x
    x = 7,068,246,678,979.07/1,774,408.78
  6. Step 6: Final answer
    x = 3,983,437.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.