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Finding the Fourth Proportional to 322,497.45, 483,621.71 and 106,304.27

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Solution

The fourth proportional to 322,497.45, 483,621.71 and 106,304.27 is: 159,415.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,497.45 : 483,621.71 = 106,304.27 : x
  2. Step 2: Convert to fraction form
    322,497.45/483,621.71 = 106,304.27/x
  3. Step 3: Cross multiply
    322,497.45x = 483,621.71 × 106,304.27
  4. Step 4: Simplify right side
    322,497.45x = 51,411,049,888.07
  5. Step 5: Solve for x
    x = 51,411,049,888.07/322,497.45
  6. Step 6: Final answer
    x = 159,415.37

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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.