Home / 276,436.26-381,599.75-185,844.76

Finding the Fourth Proportional to 276,436.26, 381,599.75 and 185,844.76

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Solution

The fourth proportional to 276,436.26, 381,599.75 and 185,844.76 is: 256,544.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,436.26 : 381,599.75 = 185,844.76 : x
  2. Step 2: Convert to fraction form
    276,436.26/381,599.75 = 185,844.76/x
  3. Step 3: Cross multiply
    276,436.26x = 381,599.75 × 185,844.76
  4. Step 4: Simplify right side
    276,436.26x = 70,918,313,954.81
  5. Step 5: Solve for x
    x = 70,918,313,954.81/276,436.26
  6. Step 6: Final answer
    x = 256,544.90

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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.