Home / 777,188.29-1,165,939.59-327,910.27

Finding the Fourth Proportional to 777,188.29, 1,165,939.59 and 327,910.27

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Solution

The fourth proportional to 777,188.29, 1,165,939.59 and 327,910.27 is: 491,931.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,188.29 : 1,165,939.59 = 327,910.27 : x
  2. Step 2: Convert to fraction form
    777,188.29/1,165,939.59 = 327,910.27/x
  3. Step 3: Cross multiply
    777,188.29x = 1,165,939.59 × 327,910.27
  4. Step 4: Simplify right side
    777,188.29x = 382,323,565,760.59
  5. Step 5: Solve for x
    x = 382,323,565,760.59/777,188.29
  6. Step 6: Final answer
    x = 491,931.71

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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.