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Finding the Fourth Proportional to 293,630.44, 440,511.29 and 93,962.81

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Solution

The fourth proportional to 293,630.44, 440,511.29 and 93,962.81 is: 140,965.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,630.44 : 440,511.29 = 93,962.81 : x
  2. Step 2: Convert to fraction form
    293,630.44/440,511.29 = 93,962.81/x
  3. Step 3: Cross multiply
    293,630.44x = 440,511.29 × 93,962.81
  4. Step 4: Simplify right side
    293,630.44x = 41,391,678,645.12
  5. Step 5: Solve for x
    x = 41,391,678,645.12/293,630.44
  6. Step 6: Final answer
    x = 140,965.22

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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.