Home / 262,585.23-393,902.34-203,487.22

Finding the Fourth Proportional to 262,585.23, 393,902.34 and 203,487.22

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Solution

The fourth proportional to 262,585.23, 393,902.34 and 203,487.22 is: 305,249.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,585.23 : 393,902.34 = 203,487.22 : x
  2. Step 2: Convert to fraction form
    262,585.23/393,902.34 = 203,487.22/x
  3. Step 3: Cross multiply
    262,585.23x = 393,902.34 × 203,487.22
  4. Step 4: Simplify right side
    262,585.23x = 80,154,092,118.09
  5. Step 5: Solve for x
    x = 80,154,092,118.09/262,585.23
  6. Step 6: Final answer
    x = 305,249.81

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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.