Home / 340,988.24-470,471.44-193,811.04

Finding the Fourth Proportional to 340,988.24, 470,471.44 and 193,811.04

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Solution

The fourth proportional to 340,988.24, 470,471.44 and 193,811.04 is: 267,406.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,988.24 : 470,471.44 = 193,811.04 : x
  2. Step 2: Convert to fraction form
    340,988.24/470,471.44 = 193,811.04/x
  3. Step 3: Cross multiply
    340,988.24x = 470,471.44 × 193,811.04
  4. Step 4: Simplify right side
    340,988.24x = 91,182,559,076.70
  5. Step 5: Solve for x
    x = 91,182,559,076.70/340,988.24
  6. Step 6: Final answer
    x = 267,406.76

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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.