Home / 439,102.26-605,961-237,898.26

Finding the Fourth Proportional to 439,102.26, 605,961 and 237,898.26

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Solution

The fourth proportional to 439,102.26, 605,961 and 237,898.26 is: 328,299.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,102.26 : 605,961 = 237,898.26 : x
  2. Step 2: Convert to fraction form
    439,102.26/605,961 = 237,898.26/x
  3. Step 3: Cross multiply
    439,102.26x = 605,961 × 237,898.26
  4. Step 4: Simplify right side
    439,102.26x = 144,157,067,527.86
  5. Step 5: Solve for x
    x = 144,157,067,527.86/439,102.26
  6. Step 6: Final answer
    x = 328,299.53

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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.