Home / 516,884.02-713,195.38-301,982.58

Finding the Fourth Proportional to 516,884.02, 713,195.38 and 301,982.58

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Solution

The fourth proportional to 516,884.02, 713,195.38 and 301,982.58 is: 416,674.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,884.02 : 713,195.38 = 301,982.58 : x
  2. Step 2: Convert to fraction form
    516,884.02/713,195.38 = 301,982.58/x
  3. Step 3: Cross multiply
    516,884.02x = 713,195.38 × 301,982.58
  4. Step 4: Simplify right side
    516,884.02x = 215,372,580,896.48
  5. Step 5: Solve for x
    x = 215,372,580,896.48/516,884.02
  6. Step 6: Final answer
    x = 416,674.87

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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.