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Finding the Fourth Proportional to 222,854.37, 334,245.83 and 71,031.72

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Solution

The fourth proportional to 222,854.37, 334,245.83 and 71,031.72 is: 106,536.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,854.37 : 334,245.83 = 71,031.72 : x
  2. Step 2: Convert to fraction form
    222,854.37/334,245.83 = 71,031.72/x
  3. Step 3: Cross multiply
    222,854.37x = 334,245.83 × 71,031.72
  4. Step 4: Simplify right side
    222,854.37x = 23,742,056,207.73
  5. Step 5: Solve for x
    x = 23,742,056,207.73/222,854.37
  6. Step 6: Final answer
    x = 106,536.19

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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.