Home / 856,262.92-1,181,766.90-516,780.04

Finding the Fourth Proportional to 856,262.92, 1,181,766.90 and 516,780.04

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Solution

The fourth proportional to 856,262.92, 1,181,766.90 and 516,780.04 is: 713,231.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,262.92 : 1,181,766.90 = 516,780.04 : x
  2. Step 2: Convert to fraction form
    856,262.92/1,181,766.90 = 516,780.04/x
  3. Step 3: Cross multiply
    856,262.92x = 1,181,766.90 × 516,780.04
  4. Step 4: Simplify right side
    856,262.92x = 610,713,545,852.68
  5. Step 5: Solve for x
    x = 610,713,545,852.68/856,262.92
  6. Step 6: Final answer
    x = 713,231.34

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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.