Home / 277,863.03-383,468.66-170,418.42

Finding the Fourth Proportional to 277,863.03, 383,468.66 and 170,418.42

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Solution

The fourth proportional to 277,863.03, 383,468.66 and 170,418.42 is: 235,188.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,863.03 : 383,468.66 = 170,418.42 : x
  2. Step 2: Convert to fraction form
    277,863.03/383,468.66 = 170,418.42/x
  3. Step 3: Cross multiply
    277,863.03x = 383,468.66 × 170,418.42
  4. Step 4: Simplify right side
    277,863.03x = 65,350,122,304.63
  5. Step 5: Solve for x
    x = 65,350,122,304.63/277,863.03
  6. Step 6: Final answer
    x = 235,188.26

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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.