Home / 277,735.82-383,282.45-170,365.06

Finding the Fourth Proportional to 277,735.82, 383,282.45 and 170,365.06

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Solution

The fourth proportional to 277,735.82, 383,282.45 and 170,365.06 is: 235,108.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,735.82 : 383,282.45 = 170,365.06 : x
  2. Step 2: Convert to fraction form
    277,735.82/383,282.45 = 170,365.06/x
  3. Step 3: Cross multiply
    277,735.82x = 383,282.45 × 170,365.06
  4. Step 4: Simplify right side
    277,735.82x = 65,297,937,591.20
  5. Step 5: Solve for x
    x = 65,297,937,591.20/277,735.82
  6. Step 6: Final answer
    x = 235,108.09

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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.