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Finding the Fourth Proportional to 308,704.33, 463,056.50 and 203,498.70

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Solution

The fourth proportional to 308,704.33, 463,056.50 and 203,498.70 is: 305,248.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,704.33 : 463,056.50 = 203,498.70 : x
  2. Step 2: Convert to fraction form
    308,704.33/463,056.50 = 203,498.70/x
  3. Step 3: Cross multiply
    308,704.33x = 463,056.50 × 203,498.70
  4. Step 4: Simplify right side
    308,704.33x = 94,231,395,776.55
  5. Step 5: Solve for x
    x = 94,231,395,776.55/308,704.33
  6. Step 6: Final answer
    x = 305,248.05

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Similar ratio
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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.