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Finding the Fourth Proportional to 222,349.96, 306,890.58 and 141,758.92

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Solution

The fourth proportional to 222,349.96, 306,890.58 and 141,758.92 is: 195,657.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,349.96 : 306,890.58 = 141,758.92 : x
  2. Step 2: Convert to fraction form
    222,349.96/306,890.58 = 141,758.92/x
  3. Step 3: Cross multiply
    222,349.96x = 306,890.58 × 141,758.92
  4. Step 4: Simplify right side
    222,349.96x = 43,504,477,178.97
  5. Step 5: Solve for x
    x = 43,504,477,178.97/222,349.96
  6. Step 6: Final answer
    x = 195,657.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.