Home / 923,992.77-1,275,096.39-516,100.56

Finding the Fourth Proportional to 923,992.77, 1,275,096.39 and 516,100.56

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Solution

The fourth proportional to 923,992.77, 1,275,096.39 and 516,100.56 is: 712,211.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,992.77 : 1,275,096.39 = 516,100.56 : x
  2. Step 2: Convert to fraction form
    923,992.77/1,275,096.39 = 516,100.56/x
  3. Step 3: Cross multiply
    923,992.77x = 1,275,096.39 × 516,100.56
  4. Step 4: Simplify right side
    923,992.77x = 658,077,960,932.98
  5. Step 5: Solve for x
    x = 658,077,960,932.98/923,992.77
  6. Step 6: Final answer
    x = 712,211.16

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Double scale
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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.