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Finding the Fourth Proportional to 352,183.98, 527,808.66 and 191,848.59

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Solution

The fourth proportional to 352,183.98, 527,808.66 and 191,848.59 is: 287,518.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,183.98 : 527,808.66 = 191,848.59 : x
  2. Step 2: Convert to fraction form
    352,183.98/527,808.66 = 191,848.59/x
  3. Step 3: Cross multiply
    352,183.98x = 527,808.66 × 191,848.59
  4. Step 4: Simplify right side
    352,183.98x = 101,259,347,210.79
  5. Step 5: Solve for x
    x = 101,259,347,210.79/352,183.98
  6. Step 6: Final answer
    x = 287,518.32

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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.