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Finding the Fourth Proportional to 341,450.60, 471,227.94 and 188,518.28

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Solution

The fourth proportional to 341,450.60, 471,227.94 and 188,518.28 is: 260,169.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,450.60 : 471,227.94 = 188,518.28 : x
  2. Step 2: Convert to fraction form
    341,450.60/471,227.94 = 188,518.28/x
  3. Step 3: Cross multiply
    341,450.60x = 471,227.94 × 188,518.28
  4. Step 4: Simplify right side
    341,450.60x = 88,835,080,736.74
  5. Step 5: Solve for x
    x = 88,835,080,736.74/341,450.60
  6. Step 6: Final answer
    x = 260,169.64

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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.