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Finding the Fourth Proportional to 341,964.69, 471,896.59 and 188,994.98

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Solution

The fourth proportional to 341,964.69, 471,896.59 and 188,994.98 is: 260,804.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,964.69 : 471,896.59 = 188,994.98 : x
  2. Step 2: Convert to fraction form
    341,964.69/471,896.59 = 188,994.98/x
  3. Step 3: Cross multiply
    341,964.69x = 471,896.59 × 188,994.98
  4. Step 4: Simplify right side
    341,964.69x = 89,186,083,284.66
  5. Step 5: Solve for x
    x = 89,186,083,284.66/341,964.69
  6. Step 6: Final answer
    x = 260,804.95

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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.