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Finding the Fourth Proportional to 493,615.44, 740,423.17 and 119,638.44

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Solution

The fourth proportional to 493,615.44, 740,423.17 and 119,638.44 is: 179,457.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,615.44 : 740,423.17 = 119,638.44 : x
  2. Step 2: Convert to fraction form
    493,615.44/740,423.17 = 119,638.44/x
  3. Step 3: Cross multiply
    493,615.44x = 740,423.17 × 119,638.44
  4. Step 4: Simplify right side
    493,615.44x = 88,583,071,086.94
  5. Step 5: Solve for x
    x = 88,583,071,086.94/493,615.44
  6. Step 6: Final answer
    x = 179,457.66

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Similar ratio
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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.