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Finding the Fourth Proportional to 222,800.60, 334,200.90 and 220,832.30

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Solution

The fourth proportional to 222,800.60, 334,200.90 and 220,832.30 is: 331,248.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,800.60 : 334,200.90 = 220,832.30 : x
  2. Step 2: Convert to fraction form
    222,800.60/334,200.90 = 220,832.30/x
  3. Step 3: Cross multiply
    222,800.60x = 334,200.90 × 220,832.30
  4. Step 4: Simplify right side
    222,800.60x = 73,802,353,409.07
  5. Step 5: Solve for x
    x = 73,802,353,409.07/222,800.60
  6. Step 6: Final answer
    x = 331,248.45

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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.