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Finding the Fourth Proportional to 414,201.66, 620,306.01 and 236,168.91

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Solution

The fourth proportional to 414,201.66, 620,306.01 and 236,168.91 is: 353,685.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,201.66 : 620,306.01 = 236,168.91 : x
  2. Step 2: Convert to fraction form
    414,201.66/620,306.01 = 236,168.91/x
  3. Step 3: Cross multiply
    414,201.66x = 620,306.01 × 236,168.91
  4. Step 4: Simplify right side
    414,201.66x = 146,496,994,248.15
  5. Step 5: Solve for x
    x = 146,496,994,248.15/414,201.66
  6. Step 6: Final answer
    x = 353,685.19

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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.