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Finding the Fourth Proportional to 222,748.60, 334,122.90 and 170,260.60

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Solution

The fourth proportional to 222,748.60, 334,122.90 and 170,260.60 is: 255,390.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,748.60 : 334,122.90 = 170,260.60 : x
  2. Step 2: Convert to fraction form
    222,748.60/334,122.90 = 170,260.60/x
  3. Step 3: Cross multiply
    222,748.60x = 334,122.90 × 170,260.60
  4. Step 4: Simplify right side
    222,748.60x = 56,887,965,427.74
  5. Step 5: Solve for x
    x = 56,887,965,427.74/222,748.60
  6. Step 6: Final answer
    x = 255,390.90

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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.