Home / 570,923.22-856,398.78-191,849.43

Finding the Fourth Proportional to 570,923.22, 856,398.78 and 191,849.43

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Solution

The fourth proportional to 570,923.22, 856,398.78 and 191,849.43 is: 287,778.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,923.22 : 856,398.78 = 191,849.43 : x
  2. Step 2: Convert to fraction form
    570,923.22/856,398.78 = 191,849.43/x
  3. Step 3: Cross multiply
    570,923.22x = 856,398.78 × 191,849.43
  4. Step 4: Simplify right side
    570,923.22x = 164,299,617,795.70
  5. Step 5: Solve for x
    x = 164,299,617,795.70/570,923.22
  6. Step 6: Final answer
    x = 287,778.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.