Home / 277,856.11-383,441.81-150,531.70

Finding the Fourth Proportional to 277,856.11, 383,441.81 and 150,531.70

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Solution

The fourth proportional to 277,856.11, 383,441.81 and 150,531.70 is: 207,733.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,856.11 : 383,441.81 = 150,531.70 : x
  2. Step 2: Convert to fraction form
    277,856.11/383,441.81 = 150,531.70/x
  3. Step 3: Cross multiply
    277,856.11x = 383,441.81 × 150,531.70
  4. Step 4: Simplify right side
    277,856.11x = 57,720,146,928.10
  5. Step 5: Solve for x
    x = 57,720,146,928.10/277,856.11
  6. Step 6: Final answer
    x = 207,733.95

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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.