Home / 380,350.86-523,825.26-293,991.69

Finding the Fourth Proportional to 380,350.86, 523,825.26 and 293,991.69

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Solution

The fourth proportional to 380,350.86, 523,825.26 and 293,991.69 is: 404,890.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,350.86 : 523,825.26 = 293,991.69 : x
  2. Step 2: Convert to fraction form
    380,350.86/523,825.26 = 293,991.69/x
  3. Step 3: Cross multiply
    380,350.86x = 523,825.26 × 293,991.69
  4. Step 4: Simplify right side
    380,350.86x = 154,000,273,452.09
  5. Step 5: Solve for x
    x = 154,000,273,452.09/380,350.86
  6. Step 6: Final answer
    x = 404,890.04

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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.