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Finding the Fourth Proportional to 341,773.74, 471,645.51 and 188,821.79

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Solution

The fourth proportional to 341,773.74, 471,645.51 and 188,821.79 is: 260,572.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,773.74 : 471,645.51 = 188,821.79 : x
  2. Step 2: Convert to fraction form
    341,773.74/471,645.51 = 188,821.79/x
  3. Step 3: Cross multiply
    341,773.74x = 471,645.51 × 188,821.79
  4. Step 4: Simplify right side
    341,773.74x = 89,056,949,443.66
  5. Step 5: Solve for x
    x = 89,056,949,443.66/341,773.74
  6. Step 6: Final answer
    x = 260,572.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.