Home / 361,525.68-498,935.30-200,431.26

Finding the Fourth Proportional to 361,525.68, 498,935.30 and 200,431.26

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Solution

The fourth proportional to 361,525.68, 498,935.30 and 200,431.26 is: 276,611.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,525.68 : 498,935.30 = 200,431.26 : x
  2. Step 2: Convert to fraction form
    361,525.68/498,935.30 = 200,431.26/x
  3. Step 3: Cross multiply
    361,525.68x = 498,935.30 × 200,431.26
  4. Step 4: Simplify right side
    361,525.68x = 100,002,229,835.32
  5. Step 5: Solve for x
    x = 100,002,229,835.32/361,525.68
  6. Step 6: Final answer
    x = 276,611.69

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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.