Home / 546,418.77-819,131.97-191,239.04

Finding the Fourth Proportional to 546,418.77, 819,131.97 and 191,239.04

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Solution

The fourth proportional to 546,418.77, 819,131.97 and 191,239.04 is: 286,684.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,418.77 : 819,131.97 = 191,239.04 : x
  2. Step 2: Convert to fraction form
    546,418.77/819,131.97 = 191,239.04/x
  3. Step 3: Cross multiply
    546,418.77x = 819,131.97 × 191,239.04
  4. Step 4: Simplify right side
    546,418.77x = 156,650,007,480.45
  5. Step 5: Solve for x
    x = 156,650,007,480.45/546,418.77
  6. Step 6: Final answer
    x = 286,684.89

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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.