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Finding the Fourth Proportional to 296,448.60, 444,737.70 and 146,760.60

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Solution

The fourth proportional to 296,448.60, 444,737.70 and 146,760.60 is: 220,172.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,448.60 : 444,737.70 = 146,760.60 : x
  2. Step 2: Convert to fraction form
    296,448.60/444,737.70 = 146,760.60/x
  3. Step 3: Cross multiply
    296,448.60x = 444,737.70 × 146,760.60
  4. Step 4: Simplify right side
    296,448.60x = 65,269,971,694.62
  5. Step 5: Solve for x
    x = 65,269,971,694.62/296,448.60
  6. Step 6: Final answer
    x = 220,172.98

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1.5x scale

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.