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Finding the Fourth Proportional to 444,183, 612,972.54 and 242,983.32

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Solution

The fourth proportional to 444,183, 612,972.54 and 242,983.32 is: 335,316.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,183 : 612,972.54 = 242,983.32 : x
  2. Step 2: Convert to fraction form
    444,183/612,972.54 = 242,983.32/x
  3. Step 3: Cross multiply
    444,183x = 612,972.54 × 242,983.32
  4. Step 4: Simplify right side
    444,183x = 148,942,102,838.03
  5. Step 5: Solve for x
    x = 148,942,102,838.03/444,183
  6. Step 6: Final answer
    x = 335,316.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.