Home / 923,983.88-1,275,084.32-516,091.52

Finding the Fourth Proportional to 923,983.88, 1,275,084.32 and 516,091.52

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Solution

The fourth proportional to 923,983.88, 1,275,084.32 and 516,091.52 is: 712,198.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,983.88 : 1,275,084.32 = 516,091.52 : x
  2. Step 2: Convert to fraction form
    923,983.88/1,275,084.32 = 516,091.52/x
  3. Step 3: Cross multiply
    923,983.88x = 1,275,084.32 × 516,091.52
  4. Step 4: Simplify right side
    923,983.88x = 658,060,205,444.22
  5. Step 5: Solve for x
    x = 658,060,205,444.22/923,983.88
  6. Step 6: Final answer
    x = 712,198.79

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1.5x scale

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.