Home / 277,875.56-383,256.68-239,179.23

Finding the Fourth Proportional to 277,875.56, 383,256.68 and 239,179.23

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Solution

The fourth proportional to 277,875.56, 383,256.68 and 239,179.23 is: 329,885.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,875.56 : 383,256.68 = 239,179.23 : x
  2. Step 2: Convert to fraction form
    277,875.56/383,256.68 = 239,179.23/x
  3. Step 3: Cross multiply
    277,875.56x = 383,256.68 × 239,179.23
  4. Step 4: Simplify right side
    277,875.56x = 91,667,036,418.86
  5. Step 5: Solve for x
    x = 91,667,036,418.86/277,875.56
  6. Step 6: Final answer
    x = 329,885.21

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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.