Home / 331,506.24-457,358.61-216,850.33

Finding the Fourth Proportional to 331,506.24, 457,358.61 and 216,850.33

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Solution

The fourth proportional to 331,506.24, 457,358.61 and 216,850.33 is: 299,174.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,506.24 : 457,358.61 = 216,850.33 : x
  2. Step 2: Convert to fraction form
    331,506.24/457,358.61 = 216,850.33/x
  3. Step 3: Cross multiply
    331,506.24x = 457,358.61 × 216,850.33
  4. Step 4: Simplify right side
    331,506.24x = 99,178,365,506.84
  5. Step 5: Solve for x
    x = 99,178,365,506.84/331,506.24
  6. Step 6: Final answer
    x = 299,174.96

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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.