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Finding the Third Proportional to 3,374,210.67 and 4,821,719.91

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Solution

The third proportional to 3,374,210.67 and 4,821,719.91 is: 6,890,198.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,374,210.67 : 4,821,719.91 = 4,821,719.91 : x
  2. Step 2: Convert to fraction form
    3,374,210.67/4,821,719.91 = 4,821,719.91/x
  3. Step 3: Cross multiply
    3,374,210.67x = 4,821,719.91 × 4,821,719.91
  4. Step 4: Simplify right side
    3,374,210.67x = 23,248,982,854,327.51
  5. Step 5: Solve for x
    x = 23,248,982,854,327.51/3,374,210.67
  6. Step 6: Final answer
    x = 6,890,198.96

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.