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Finding the Fourth Proportional to 367,706.82, 551,726.58 and 187,699.29

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Solution

The fourth proportional to 367,706.82, 551,726.58 and 187,699.29 is: 281,633.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,706.82 : 551,726.58 = 187,699.29 : x
  2. Step 2: Convert to fraction form
    367,706.82/551,726.58 = 187,699.29/x
  3. Step 3: Cross multiply
    367,706.82x = 551,726.58 × 187,699.29
  4. Step 4: Simplify right side
    367,706.82x = 103,558,685,975.03
  5. Step 5: Solve for x
    x = 103,558,685,975.03/367,706.82
  6. Step 6: Final answer
    x = 281,633.84

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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.