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Finding the Fourth Proportional to 250,554.56, 375,791.82 and 73,020.02

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Solution

The fourth proportional to 250,554.56, 375,791.82 and 73,020.02 is: 109,518.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,554.56 : 375,791.82 = 73,020.02 : x
  2. Step 2: Convert to fraction form
    250,554.56/375,791.82 = 73,020.02/x
  3. Step 3: Cross multiply
    250,554.56x = 375,791.82 × 73,020.02
  4. Step 4: Simplify right side
    250,554.56x = 27,440,326,212.24
  5. Step 5: Solve for x
    x = 27,440,326,212.24/250,554.56
  6. Step 6: Final answer
    x = 109,518.37

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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.