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Finding the Third Proportional to 1,417,874.63 and 2,179,375.88

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Solution

The third proportional to 1,417,874.63 and 2,179,375.88 is: 3,349,858.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,874.63 : 2,179,375.88 = 2,179,375.88 : x
  2. Step 2: Convert to fraction form
    1,417,874.63/2,179,375.88 = 2,179,375.88/x
  3. Step 3: Cross multiply
    1,417,874.63x = 2,179,375.88 × 2,179,375.88
  4. Step 4: Simplify right side
    1,417,874.63x = 4,749,679,204,532.02
  5. Step 5: Solve for x
    x = 4,749,679,204,532.02/1,417,874.63
  6. Step 6: Final answer
    x = 3,349,858.39

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.