Home / 477,814.26-659,370.42-271,120.28

Finding the Fourth Proportional to 477,814.26, 659,370.42 and 271,120.28

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Solution

The fourth proportional to 477,814.26, 659,370.42 and 271,120.28 is: 374,138.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,814.26 : 659,370.42 = 271,120.28 : x
  2. Step 2: Convert to fraction form
    477,814.26/659,370.42 = 271,120.28/x
  3. Step 3: Cross multiply
    477,814.26x = 659,370.42 × 271,120.28
  4. Step 4: Simplify right side
    477,814.26x = 178,768,692,894.12
  5. Step 5: Solve for x
    x = 178,768,692,894.12/477,814.26
  6. Step 6: Final answer
    x = 374,138.46

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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.