Home / 276,598.20-415,021.23-134,365.44

Finding the Fourth Proportional to 276,598.20, 415,021.23 and 134,365.44

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Solution

The fourth proportional to 276,598.20, 415,021.23 and 134,365.44 is: 201,608.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,598.20 : 415,021.23 = 134,365.44 : x
  2. Step 2: Convert to fraction form
    276,598.20/415,021.23 = 134,365.44/x
  3. Step 3: Cross multiply
    276,598.20x = 415,021.23 × 134,365.44
  4. Step 4: Simplify right side
    276,598.20x = 55,764,510,178.29
  5. Step 5: Solve for x
    x = 55,764,510,178.29/276,598.20
  6. Step 6: Final answer
    x = 201,608.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.