Home / 274,721.54-411,344.04-174,338.24

Finding the Fourth Proportional to 274,721.54, 411,344.04 and 174,338.24

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Solution

The fourth proportional to 274,721.54, 411,344.04 and 174,338.24 is: 261,038.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,721.54 : 411,344.04 = 174,338.24 : x
  2. Step 2: Convert to fraction form
    274,721.54/411,344.04 = 174,338.24/x
  3. Step 3: Cross multiply
    274,721.54x = 411,344.04 × 174,338.24
  4. Step 4: Simplify right side
    274,721.54x = 71,712,995,968.09
  5. Step 5: Solve for x
    x = 71,712,995,968.09/274,721.54
  6. Step 6: Final answer
    x = 261,038.85

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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.