Home / 276,432.57-381,594.64-185,841.07

Finding the Fourth Proportional to 276,432.57, 381,594.64 and 185,841.07

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Solution

The fourth proportional to 276,432.57, 381,594.64 and 185,841.07 is: 256,539.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,432.57 : 381,594.64 = 185,841.07 : x
  2. Step 2: Convert to fraction form
    276,432.57/381,594.64 = 185,841.07/x
  3. Step 3: Cross multiply
    276,432.57x = 381,594.64 × 185,841.07
  4. Step 4: Simplify right side
    276,432.57x = 70,915,956,203.86
  5. Step 5: Solve for x
    x = 70,915,956,203.86/276,432.57
  6. Step 6: Final answer
    x = 256,539.80

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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.