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Finding the Fourth Proportional to 295,247, 441,951.96 and 285,799.16

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Solution

The fourth proportional to 295,247, 441,951.96 and 285,799.16 is: 427,809.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,247 : 441,951.96 = 285,799.16 : x
  2. Step 2: Convert to fraction form
    295,247/441,951.96 = 285,799.16/x
  3. Step 3: Cross multiply
    295,247x = 441,951.96 × 285,799.16
  4. Step 4: Simplify right side
    295,247x = 126,309,498,928.35
  5. Step 5: Solve for x
    x = 126,309,498,928.35/295,247
  6. Step 6: Final answer
    x = 427,809.59

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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.