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Finding the Fourth Proportional to 341,765.33, 471,626.96 and 188,800.20

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Solution

The fourth proportional to 341,765.33, 471,626.96 and 188,800.20 is: 260,539.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,765.33 : 471,626.96 = 188,800.20 : x
  2. Step 2: Convert to fraction form
    341,765.33/471,626.96 = 188,800.20/x
  3. Step 3: Cross multiply
    341,765.33x = 471,626.96 × 188,800.20
  4. Step 4: Simplify right side
    341,765.33x = 89,043,263,429.39
  5. Step 5: Solve for x
    x = 89,043,263,429.39/341,765.33
  6. Step 6: Final answer
    x = 260,539.20

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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.