Home / 262,376.15-393,614.12-181,663.55

Finding the Fourth Proportional to 262,376.15, 393,614.12 and 181,663.55

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Solution

The fourth proportional to 262,376.15, 393,614.12 and 181,663.55 is: 272,529.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,376.15 : 393,614.12 = 181,663.55 : x
  2. Step 2: Convert to fraction form
    262,376.15/393,614.12 = 181,663.55/x
  3. Step 3: Cross multiply
    262,376.15x = 393,614.12 × 181,663.55
  4. Step 4: Simplify right side
    262,376.15x = 71,505,338,369.33
  5. Step 5: Solve for x
    x = 71,505,338,369.33/262,376.15
  6. Step 6: Final answer
    x = 272,529.87

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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.