Home / 570,976.22-856,478.28-191,902.52

Finding the Fourth Proportional to 570,976.22, 856,478.28 and 191,902.52

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Solution

The fourth proportional to 570,976.22, 856,478.28 and 191,902.52 is: 287,858.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,976.22 : 856,478.28 = 191,902.52 : x
  2. Step 2: Convert to fraction form
    570,976.22/856,478.28 = 191,902.52/x
  3. Step 3: Cross multiply
    570,976.22x = 856,478.28 × 191,902.52
  4. Step 4: Simplify right side
    570,976.22x = 164,360,340,257.27
  5. Step 5: Solve for x
    x = 164,360,340,257.27/570,976.22
  6. Step 6: Final answer
    x = 287,858.47

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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.