Home / 417,736.60-576,479.40-226,749.94

Finding the Fourth Proportional to 417,736.60, 576,479.40 and 226,749.94

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Solution

The fourth proportional to 417,736.60, 576,479.40 and 226,749.94 is: 312,916.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,736.60 : 576,479.40 = 226,749.94 : x
  2. Step 2: Convert to fraction form
    417,736.60/576,479.40 = 226,749.94/x
  3. Step 3: Cross multiply
    417,736.60x = 576,479.40 × 226,749.94
  4. Step 4: Simplify right side
    417,736.60x = 130,716,669,361.24
  5. Step 5: Solve for x
    x = 130,716,669,361.24/417,736.60
  6. Step 6: Final answer
    x = 312,916.49

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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.