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Finding the Fourth Proportional to 297,187.32, 410,010.88 and 195,267.64

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Solution

The fourth proportional to 297,187.32, 410,010.88 and 195,267.64 is: 269,398.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,187.32 : 410,010.88 = 195,267.64 : x
  2. Step 2: Convert to fraction form
    297,187.32/410,010.88 = 195,267.64/x
  3. Step 3: Cross multiply
    297,187.32x = 410,010.88 × 195,267.64
  4. Step 4: Simplify right side
    297,187.32x = 80,061,856,911.92
  5. Step 5: Solve for x
    x = 80,061,856,911.92/297,187.32
  6. Step 6: Final answer
    x = 269,398.63

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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.