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Finding the Fourth Proportional to 222,894.80, 334,342.20 and 148,115.60

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Solution

The fourth proportional to 222,894.80, 334,342.20 and 148,115.60 is: 222,173.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,894.80 : 334,342.20 = 148,115.60 : x
  2. Step 2: Convert to fraction form
    222,894.80/334,342.20 = 148,115.60/x
  3. Step 3: Cross multiply
    222,894.80x = 334,342.20 × 148,115.60
  4. Step 4: Simplify right side
    222,894.80x = 49,521,295,558.32
  5. Step 5: Solve for x
    x = 49,521,295,558.32/222,894.80
  6. Step 6: Final answer
    x = 222,173.40

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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.