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Finding the Fourth Proportional to 599,889.14, 897,980.43 and 329,340.50

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Solution

The fourth proportional to 599,889.14, 897,980.43 and 329,340.50 is: 492,993.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,889.14 : 897,980.43 = 329,340.50 : x
  2. Step 2: Convert to fraction form
    599,889.14/897,980.43 = 329,340.50/x
  3. Step 3: Cross multiply
    599,889.14x = 897,980.43 × 329,340.50
  4. Step 4: Simplify right side
    599,889.14x = 295,741,323,806.42
  5. Step 5: Solve for x
    x = 295,741,323,806.42/599,889.14
  6. Step 6: Final answer
    x = 492,993.30

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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.