Home / 419,146.29-628,366.77-182,310.59

Finding the Fourth Proportional to 419,146.29, 628,366.77 and 182,310.59

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Solution

The fourth proportional to 419,146.29, 628,366.77 and 182,310.59 is: 273,312.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,146.29 : 628,366.77 = 182,310.59 : x
  2. Step 2: Convert to fraction form
    419,146.29/628,366.77 = 182,310.59/x
  3. Step 3: Cross multiply
    419,146.29x = 628,366.77 × 182,310.59
  4. Step 4: Simplify right side
    419,146.29x = 114,557,918,146.01
  5. Step 5: Solve for x
    x = 114,557,918,146.01/419,146.29
  6. Step 6: Final answer
    x = 273,312.49

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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.