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Finding the Fourth Proportional to 362,647.43, 543,975.24 and 109,925.91

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Solution

The fourth proportional to 362,647.43, 543,975.24 and 109,925.91 is: 164,890.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,647.43 : 543,975.24 = 109,925.91 : x
  2. Step 2: Convert to fraction form
    362,647.43/543,975.24 = 109,925.91/x
  3. Step 3: Cross multiply
    362,647.43x = 543,975.24 × 109,925.91
  4. Step 4: Simplify right side
    362,647.43x = 59,796,973,686.69
  5. Step 5: Solve for x
    x = 59,796,973,686.69/362,647.43
  6. Step 6: Final answer
    x = 164,890.11

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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.