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Finding the Fourth Proportional to 222,456.60, 333,684.90 and 180,466.20

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Solution

The fourth proportional to 222,456.60, 333,684.90 and 180,466.20 is: 270,699.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,456.60 : 333,684.90 = 180,466.20 : x
  2. Step 2: Convert to fraction form
    222,456.60/333,684.90 = 180,466.20/x
  3. Step 3: Cross multiply
    222,456.60x = 333,684.90 × 180,466.20
  4. Step 4: Simplify right side
    222,456.60x = 60,218,845,900.38
  5. Step 5: Solve for x
    x = 60,218,845,900.38/222,456.60
  6. Step 6: Final answer
    x = 270,699.30

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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.