Home / 923,985.56-1,275,086.63-516,093.21

Finding the Fourth Proportional to 923,985.56, 1,275,086.63 and 516,093.21

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Solution

The fourth proportional to 923,985.56, 1,275,086.63 and 516,093.21 is: 712,201.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,985.56 : 1,275,086.63 = 516,093.21 : x
  2. Step 2: Convert to fraction form
    923,985.56/1,275,086.63 = 516,093.21/x
  3. Step 3: Cross multiply
    923,985.56x = 1,275,086.63 × 516,093.21
  4. Step 4: Simplify right side
    923,985.56x = 658,063,553,195.02
  5. Step 5: Solve for x
    x = 658,063,553,195.02/923,985.56
  6. Step 6: Final answer
    x = 712,201.12

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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.