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Finding the Fourth Proportional to 352,243.68, 486,096.45 and 191,098.68

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Solution

The fourth proportional to 352,243.68, 486,096.45 and 191,098.68 is: 263,716.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,243.68 : 486,096.45 = 191,098.68 : x
  2. Step 2: Convert to fraction form
    352,243.68/486,096.45 = 191,098.68/x
  3. Step 3: Cross multiply
    352,243.68x = 486,096.45 × 191,098.68
  4. Step 4: Simplify right side
    352,243.68x = 92,892,389,947.69
  5. Step 5: Solve for x
    x = 92,892,389,947.69/352,243.68
  6. Step 6: Final answer
    x = 263,716.27

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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.