Home / 625,037.44-862,551.28-338,556.84

Finding the Fourth Proportional to 625,037.44, 862,551.28 and 338,556.84

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Solution

The fourth proportional to 625,037.44, 862,551.28 and 338,556.84 is: 467,208.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,037.44 : 862,551.28 = 338,556.84 : x
  2. Step 2: Convert to fraction form
    625,037.44/862,551.28 = 338,556.84/x
  3. Step 3: Cross multiply
    625,037.44x = 862,551.28 × 338,556.84
  4. Step 4: Simplify right side
    625,037.44x = 292,022,635,694.76
  5. Step 5: Solve for x
    x = 292,022,635,694.76/625,037.44
  6. Step 6: Final answer
    x = 467,208.23

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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.