Home / 277,876.56-383,258.06-239,180.23

Finding the Fourth Proportional to 277,876.56, 383,258.06 and 239,180.23

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Solution

The fourth proportional to 277,876.56, 383,258.06 and 239,180.23 is: 329,886.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,876.56 : 383,258.06 = 239,180.23 : x
  2. Step 2: Convert to fraction form
    277,876.56/383,258.06 = 239,180.23/x
  3. Step 3: Cross multiply
    277,876.56x = 383,258.06 × 239,180.23
  4. Step 4: Simplify right side
    277,876.56x = 91,667,749,744.25
  5. Step 5: Solve for x
    x = 91,667,749,744.25/277,876.56
  6. Step 6: Final answer
    x = 329,886.59

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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.