Home / 331,080.36-456,882.30-193,285.69

Finding the Fourth Proportional to 331,080.36, 456,882.30 and 193,285.69

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Solution

The fourth proportional to 331,080.36, 456,882.30 and 193,285.69 is: 266,729.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,080.36 : 456,882.30 = 193,285.69 : x
  2. Step 2: Convert to fraction form
    331,080.36/456,882.30 = 193,285.69/x
  3. Step 3: Cross multiply
    331,080.36x = 456,882.30 × 193,285.69
  4. Step 4: Simplify right side
    331,080.36x = 88,308,811,488.43
  5. Step 5: Solve for x
    x = 88,308,811,488.43/331,080.36
  6. Step 6: Final answer
    x = 266,729.23

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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.