Home / 262,502.20-393,350.10-195,628.60

Finding the Fourth Proportional to 262,502.20, 393,350.10 and 195,628.60

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Solution

The fourth proportional to 262,502.20, 393,350.10 and 195,628.60 is: 293,142.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,502.20 : 393,350.10 = 195,628.60 : x
  2. Step 2: Convert to fraction form
    262,502.20/393,350.10 = 195,628.60/x
  3. Step 3: Cross multiply
    262,502.20x = 393,350.10 × 195,628.60
  4. Step 4: Simplify right side
    262,502.20x = 76,950,529,372.86
  5. Step 5: Solve for x
    x = 76,950,529,372.86/262,502.20
  6. Step 6: Final answer
    x = 293,142.42

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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.