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Finding the Fourth Proportional to 222,776.80, 334,165.20 and 134,203.30

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Solution

The fourth proportional to 222,776.80, 334,165.20 and 134,203.30 is: 201,304.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,776.80 : 334,165.20 = 134,203.30 : x
  2. Step 2: Convert to fraction form
    222,776.80/334,165.20 = 134,203.30/x
  3. Step 3: Cross multiply
    222,776.80x = 334,165.20 × 134,203.30
  4. Step 4: Simplify right side
    222,776.80x = 44,846,072,585.16
  5. Step 5: Solve for x
    x = 44,846,072,585.16/222,776.80
  6. Step 6: Final answer
    x = 201,304.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.