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Finding the Fourth Proportional to 228,104.60, 341,768.10 and 194,667.80

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Solution

The fourth proportional to 228,104.60, 341,768.10 and 194,667.80 is: 291,669.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,104.60 : 341,768.10 = 194,667.80 : x
  2. Step 2: Convert to fraction form
    228,104.60/341,768.10 = 194,667.80/x
  3. Step 3: Cross multiply
    228,104.60x = 341,768.10 × 194,667.80
  4. Step 4: Simplify right side
    228,104.60x = 66,531,244,137.18
  5. Step 5: Solve for x
    x = 66,531,244,137.18/228,104.60
  6. Step 6: Final answer
    x = 291,669.89

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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.