Home / 883,591.38-1,219,360.77-516,282.30

Finding the Fourth Proportional to 883,591.38, 1,219,360.77 and 516,282.30

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Solution

The fourth proportional to 883,591.38, 1,219,360.77 and 516,282.30 is: 712,472.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,591.38 : 1,219,360.77 = 516,282.30 : x
  2. Step 2: Convert to fraction form
    883,591.38/1,219,360.77 = 516,282.30/x
  3. Step 3: Cross multiply
    883,591.38x = 1,219,360.77 × 516,282.30
  4. Step 4: Simplify right side
    883,591.38x = 629,534,382,865.37
  5. Step 5: Solve for x
    x = 629,534,382,865.37/883,591.38
  6. Step 6: Final answer
    x = 712,472.30

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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.