Home / 394,586.16-591,814.44-169,886.10

Finding the Fourth Proportional to 394,586.16, 591,814.44 and 169,886.10

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Solution

The fourth proportional to 394,586.16, 591,814.44 and 169,886.10 is: 254,801.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,586.16 : 591,814.44 = 169,886.10 : x
  2. Step 2: Convert to fraction form
    394,586.16/591,814.44 = 169,886.10/x
  3. Step 3: Cross multiply
    394,586.16x = 591,814.44 × 169,886.10
  4. Step 4: Simplify right side
    394,586.16x = 100,541,047,135.28
  5. Step 5: Solve for x
    x = 100,541,047,135.28/394,586.16
  6. Step 6: Final answer
    x = 254,801.25

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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.