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Finding the Fourth Proportional to 617,489.62, 926,104.82 and 174,153.94

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Solution

The fourth proportional to 617,489.62, 926,104.82 and 174,153.94 is: 261,194.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,489.62 : 926,104.82 = 174,153.94 : x
  2. Step 2: Convert to fraction form
    617,489.62/926,104.82 = 174,153.94/x
  3. Step 3: Cross multiply
    617,489.62x = 926,104.82 × 174,153.94
  4. Step 4: Simplify right side
    617,489.62x = 161,284,801,376.11
  5. Step 5: Solve for x
    x = 161,284,801,376.11/617,489.62
  6. Step 6: Final answer
    x = 261,194.35

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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.