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Finding the Fourth Proportional to 222,805.60, 334,208.40 and 214,932.40

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Solution

The fourth proportional to 222,805.60, 334,208.40 and 214,932.40 is: 322,398.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,805.60 : 334,208.40 = 214,932.40 : x
  2. Step 2: Convert to fraction form
    222,805.60/334,208.40 = 214,932.40/x
  3. Step 3: Cross multiply
    222,805.60x = 334,208.40 × 214,932.40
  4. Step 4: Simplify right side
    222,805.60x = 71,832,213,512.16
  5. Step 5: Solve for x
    x = 71,832,213,512.16/222,805.60
  6. Step 6: Final answer
    x = 322,398.60

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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.