Home / 347,119.52-478,883.58-226,216.76

Finding the Fourth Proportional to 347,119.52, 478,883.58 and 226,216.76

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Solution

The fourth proportional to 347,119.52, 478,883.58 and 226,216.76 is: 312,087.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,119.52 : 478,883.58 = 226,216.76 : x
  2. Step 2: Convert to fraction form
    347,119.52/478,883.58 = 226,216.76/x
  3. Step 3: Cross multiply
    347,119.52x = 478,883.58 × 226,216.76
  4. Step 4: Simplify right side
    347,119.52x = 108,331,491,884.80
  5. Step 5: Solve for x
    x = 108,331,491,884.80/347,119.52
  6. Step 6: Final answer
    x = 312,087.01

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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.