Home / 439,086.48-605,941.84-237,882.48

Finding the Fourth Proportional to 439,086.48, 605,941.84 and 237,882.48

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Solution

The fourth proportional to 439,086.48, 605,941.84 and 237,882.48 is: 328,279.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,086.48 : 605,941.84 = 237,882.48 : x
  2. Step 2: Convert to fraction form
    439,086.48/605,941.84 = 237,882.48/x
  3. Step 3: Cross multiply
    439,086.48x = 605,941.84 × 237,882.48
  4. Step 4: Simplify right side
    439,086.48x = 144,142,947,634.96
  5. Step 5: Solve for x
    x = 144,142,947,634.96/439,086.48
  6. Step 6: Final answer
    x = 328,279.18

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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.