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Finding the Fourth Proportional to 341,515.62, 471,289.34 and 188,563.34

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Solution

The fourth proportional to 341,515.62, 471,289.34 and 188,563.34 is: 260,216.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,515.62 : 471,289.34 = 188,563.34 : x
  2. Step 2: Convert to fraction form
    341,515.62/471,289.34 = 188,563.34/x
  3. Step 3: Cross multiply
    341,515.62x = 471,289.34 × 188,563.34
  4. Step 4: Simplify right side
    341,515.62x = 88,867,888,757.53
  5. Step 5: Solve for x
    x = 88,867,888,757.53/341,515.62
  6. Step 6: Final answer
    x = 260,216.18

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1.5x scale

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.