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Finding the Third Proportional to 3,911,979 and 5,984,203.50

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Solution

The third proportional to 3,911,979 and 5,984,203.50 is: 9,154,111.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,911,979 : 5,984,203.50 = 5,984,203.50 : x
  2. Step 2: Convert to fraction form
    3,911,979/5,984,203.50 = 5,984,203.50/x
  3. Step 3: Cross multiply
    3,911,979x = 5,984,203.50 × 5,984,203.50
  4. Step 4: Simplify right side
    3,911,979x = 35,810,691,529,412.25
  5. Step 5: Solve for x
    x = 35,810,691,529,412.25/3,911,979
  6. Step 6: Final answer
    x = 9,154,111.39

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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.