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Finding the Fourth Proportional to 341,991.26, 471,946.95 and 191,088.38

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Solution

The fourth proportional to 341,991.26, 471,946.95 and 191,088.38 is: 263,701.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,991.26 : 471,946.95 = 191,088.38 : x
  2. Step 2: Convert to fraction form
    341,991.26/471,946.95 = 191,088.38/x
  3. Step 3: Cross multiply
    341,991.26x = 471,946.95 × 191,088.38
  4. Step 4: Simplify right side
    341,991.26x = 90,183,578,121.44
  5. Step 5: Solve for x
    x = 90,183,578,121.44/341,991.26
  6. Step 6: Final answer
    x = 263,701.41

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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.