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Finding the Fourth Proportional to 623,491.07, 935,236.60 and 150,176.43

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Solution

The fourth proportional to 623,491.07, 935,236.60 and 150,176.43 is: 225,264.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,491.07 : 935,236.60 = 150,176.43 : x
  2. Step 2: Convert to fraction form
    623,491.07/935,236.60 = 150,176.43/x
  3. Step 3: Cross multiply
    623,491.07x = 935,236.60 × 150,176.43
  4. Step 4: Simplify right side
    623,491.07x = 140,450,489,789.15
  5. Step 5: Solve for x
    x = 140,450,489,789.15/623,491.07
  6. Step 6: Final answer
    x = 225,264.64

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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.