Home / 792,472.12-1,188,686.90-223,892.48

Finding the Fourth Proportional to 792,472.12, 1,188,686.90 and 223,892.48

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Solution

The fourth proportional to 792,472.12, 1,188,686.90 and 223,892.48 is: 335,832.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,472.12 : 1,188,686.90 = 223,892.48 : x
  2. Step 2: Convert to fraction form
    792,472.12/1,188,686.90 = 223,892.48/x
  3. Step 3: Cross multiply
    792,472.12x = 1,188,686.90 × 223,892.48
  4. Step 4: Simplify right side
    792,472.12x = 266,138,057,984.51
  5. Step 5: Solve for x
    x = 266,138,057,984.51/792,472.12
  6. Step 6: Final answer
    x = 335,832.71

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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.