Home / 570,911.22-856,380.74-191,837.43

Finding the Fourth Proportional to 570,911.22, 856,380.74 and 191,837.43

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Solution

The fourth proportional to 570,911.22, 856,380.74 and 191,837.43 is: 287,760.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,911.22 : 856,380.74 = 191,837.43 : x
  2. Step 2: Convert to fraction form
    570,911.22/856,380.74 = 191,837.43/x
  3. Step 3: Cross multiply
    570,911.22x = 856,380.74 × 191,837.43
  4. Step 4: Simplify right side
    570,911.22x = 164,285,879,303.91
  5. Step 5: Solve for x
    x = 164,285,879,303.91/570,911.22
  6. Step 6: Final answer
    x = 287,760.82

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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.