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Finding the Fourth Proportional to 599,679.44, 899,674.95 and 178,955.31

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Solution

The fourth proportional to 599,679.44, 899,674.95 and 178,955.31 is: 268,479.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,679.44 : 899,674.95 = 178,955.31 : x
  2. Step 2: Convert to fraction form
    599,679.44/899,674.95 = 178,955.31/x
  3. Step 3: Cross multiply
    599,679.44x = 899,674.95 × 178,955.31
  4. Step 4: Simplify right side
    599,679.44x = 161,001,612,614.72
  5. Step 5: Solve for x
    x = 161,001,612,614.72/599,679.44
  6. Step 6: Final answer
    x = 268,479.46

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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.