Home / 276,944.28-382,194.24-156,090.60

Finding the Fourth Proportional to 276,944.28, 382,194.24 and 156,090.60

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Solution

The fourth proportional to 276,944.28, 382,194.24 and 156,090.60 is: 215,411.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,944.28 : 382,194.24 = 156,090.60 : x
  2. Step 2: Convert to fraction form
    276,944.28/382,194.24 = 156,090.60/x
  3. Step 3: Cross multiply
    276,944.28x = 382,194.24 × 156,090.60
  4. Step 4: Simplify right side
    276,944.28x = 59,656,928,238.14
  5. Step 5: Solve for x
    x = 59,656,928,238.14/276,944.28
  6. Step 6: Final answer
    x = 215,411.30

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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.