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Finding the Fourth Proportional to 297,195.78, 410,086.64 and 169,846.76

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Solution

The fourth proportional to 297,195.78, 410,086.64 and 169,846.76 is: 234,363.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,195.78 : 410,086.64 = 169,846.76 : x
  2. Step 2: Convert to fraction form
    297,195.78/410,086.64 = 169,846.76/x
  3. Step 3: Cross multiply
    297,195.78x = 410,086.64 × 169,846.76
  4. Step 4: Simplify right side
    297,195.78x = 69,651,887,123.29
  5. Step 5: Solve for x
    x = 69,651,887,123.29/297,195.78
  6. Step 6: Final answer
    x = 234,363.65

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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.