Home / 276,438.26-381,602.51-185,846.76

Finding the Fourth Proportional to 276,438.26, 381,602.51 and 185,846.76

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Solution

The fourth proportional to 276,438.26, 381,602.51 and 185,846.76 is: 256,547.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,438.26 : 381,602.51 = 185,846.76 : x
  2. Step 2: Convert to fraction form
    276,438.26/381,602.51 = 185,846.76/x
  3. Step 3: Cross multiply
    276,438.26x = 381,602.51 × 185,846.76
  4. Step 4: Simplify right side
    276,438.26x = 70,919,590,091.37
  5. Step 5: Solve for x
    x = 70,919,590,091.37/276,438.26
  6. Step 6: Final answer
    x = 256,547.66

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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.