Home / 276,433.23-381,595.55-185,841.74

Finding the Fourth Proportional to 276,433.23, 381,595.55 and 185,841.74

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Solution

The fourth proportional to 276,433.23, 381,595.55 and 185,841.74 is: 256,540.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,433.23 : 381,595.55 = 185,841.74 : x
  2. Step 2: Convert to fraction form
    276,433.23/381,595.55 = 185,841.74/x
  3. Step 3: Cross multiply
    276,433.23x = 381,595.55 × 185,841.74
  4. Step 4: Simplify right side
    276,433.23x = 70,916,378,151.07
  5. Step 5: Solve for x
    x = 70,916,378,151.07/276,433.23
  6. Step 6: Final answer
    x = 256,540.71

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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.