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Finding the Fourth Proportional to 484,586.44, 726,962.70 and 164,704.48

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Solution

The fourth proportional to 484,586.44, 726,962.70 and 164,704.48 is: 247,084.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,586.44 : 726,962.70 = 164,704.48 : x
  2. Step 2: Convert to fraction form
    484,586.44/726,962.70 = 164,704.48/x
  3. Step 3: Cross multiply
    484,586.44x = 726,962.70 × 164,704.48
  4. Step 4: Simplify right side
    484,586.44x = 119,734,013,482.90
  5. Step 5: Solve for x
    x = 119,734,013,482.90/484,586.44
  6. Step 6: Final answer
    x = 247,084.94

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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.