Home / 276,432.68-381,594.80-185,841.19

Finding the Fourth Proportional to 276,432.68, 381,594.80 and 185,841.19

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Solution

The fourth proportional to 276,432.68, 381,594.80 and 185,841.19 is: 256,539.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,432.68 : 381,594.80 = 185,841.19 : x
  2. Step 2: Convert to fraction form
    276,432.68/381,594.80 = 185,841.19/x
  3. Step 3: Cross multiply
    276,432.68x = 381,594.80 × 185,841.19
  4. Step 4: Simplify right side
    276,432.68x = 70,916,031,240.43
  5. Step 5: Solve for x
    x = 70,916,031,240.43/276,432.68
  6. Step 6: Final answer
    x = 256,539.97

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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.