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Finding the Fourth Proportional to 296,535.56, 409,213.22 and 169,190.60

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Solution

The fourth proportional to 296,535.56, 409,213.22 and 169,190.60 is: 233,479.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,535.56 : 409,213.22 = 169,190.60 : x
  2. Step 2: Convert to fraction form
    296,535.56/409,213.22 = 169,190.60/x
  3. Step 3: Cross multiply
    296,535.56x = 409,213.22 × 169,190.60
  4. Step 4: Simplify right side
    296,535.56x = 69,235,030,219.73
  5. Step 5: Solve for x
    x = 69,235,030,219.73/296,535.56
  6. Step 6: Final answer
    x = 233,479.69

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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.