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Finding the Fourth Proportional to 341,498.81, 471,269.05 and 188,537.30

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Solution

The fourth proportional to 341,498.81, 471,269.05 and 188,537.30 is: 260,181.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,498.81 : 471,269.05 = 188,537.30 : x
  2. Step 2: Convert to fraction form
    341,498.81/471,269.05 = 188,537.30/x
  3. Step 3: Cross multiply
    341,498.81x = 471,269.05 × 188,537.30
  4. Step 4: Simplify right side
    341,498.81x = 88,851,794,260.57
  5. Step 5: Solve for x
    x = 88,851,794,260.57/341,498.81
  6. Step 6: Final answer
    x = 260,181.86

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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.