Home / 338,556.20-466,995.30-217,854.44

Finding the Fourth Proportional to 338,556.20, 466,995.30 and 217,854.44

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Solution

The fourth proportional to 338,556.20, 466,995.30 and 217,854.44 is: 300,502.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,556.20 : 466,995.30 = 217,854.44 : x
  2. Step 2: Convert to fraction form
    338,556.20/466,995.30 = 217,854.44/x
  3. Step 3: Cross multiply
    338,556.20x = 466,995.30 × 217,854.44
  4. Step 4: Simplify right side
    338,556.20x = 101,736,999,564.13
  5. Step 5: Solve for x
    x = 101,736,999,564.13/338,556.20
  6. Step 6: Final answer
    x = 300,502.54

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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.