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Finding the Fourth Proportional to 274,351.89, 411,567.26 and 84,827.04

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Solution

The fourth proportional to 274,351.89, 411,567.26 and 84,827.04 is: 127,252.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,351.89 : 411,567.26 = 84,827.04 : x
  2. Step 2: Convert to fraction form
    274,351.89/411,567.26 = 84,827.04/x
  3. Step 3: Cross multiply
    274,351.89x = 411,567.26 × 84,827.04
  4. Step 4: Simplify right side
    274,351.89x = 34,912,032,426.71
  5. Step 5: Solve for x
    x = 34,912,032,426.71/274,351.89
  6. Step 6: Final answer
    x = 127,252.75

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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.