Home / 827,403.43-1,141,909.19-500,896.34

Finding the Fourth Proportional to 827,403.43, 1,141,909.19 and 500,896.34

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Solution

The fourth proportional to 827,403.43, 1,141,909.19 and 500,896.34 is: 691,292.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,403.43 : 1,141,909.19 = 500,896.34 : x
  2. Step 2: Convert to fraction form
    827,403.43/1,141,909.19 = 500,896.34/x
  3. Step 3: Cross multiply
    827,403.43x = 1,141,909.19 × 500,896.34
  4. Step 4: Simplify right side
    827,403.43x = 571,978,129,951.50
  5. Step 5: Solve for x
    x = 571,978,129,951.50/827,403.43
  6. Step 6: Final answer
    x = 691,292.92

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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.