Home / 923,983.32-1,275,083.54-516,090.96

Finding the Fourth Proportional to 923,983.32, 1,275,083.54 and 516,090.96

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Solution

The fourth proportional to 923,983.32, 1,275,083.54 and 516,090.96 is: 712,198.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,983.32 : 1,275,083.54 = 516,090.96 : x
  2. Step 2: Convert to fraction form
    923,983.32/1,275,083.54 = 516,090.96/x
  3. Step 3: Cross multiply
    923,983.32x = 1,275,083.54 × 516,090.96
  4. Step 4: Simplify right side
    923,983.32x = 658,059,087,593.69
  5. Step 5: Solve for x
    x = 658,059,087,593.69/923,983.32
  6. Step 6: Final answer
    x = 712,198.02

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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.