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Finding the Fourth Proportional to 481,892.32, 723,500.52 and 245,393.92

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Solution

The fourth proportional to 481,892.32, 723,500.52 and 245,393.92 is: 368,428.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,892.32 : 723,500.52 = 245,393.92 : x
  2. Step 2: Convert to fraction form
    481,892.32/723,500.52 = 245,393.92/x
  3. Step 3: Cross multiply
    481,892.32x = 723,500.52 × 245,393.92
  4. Step 4: Simplify right side
    481,892.32x = 177,542,628,724.84
  5. Step 5: Solve for x
    x = 177,542,628,724.84/481,892.32
  6. Step 6: Final answer
    x = 368,428.01

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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.