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Finding the Fourth Proportional to 541,705.28, 812,333.28 and 204,687.68

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Solution

The fourth proportional to 541,705.28, 812,333.28 and 204,687.68 is: 306,946.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,705.28 : 812,333.28 = 204,687.68 : x
  2. Step 2: Convert to fraction form
    541,705.28/812,333.28 = 204,687.68/x
  3. Step 3: Cross multiply
    541,705.28x = 812,333.28 × 204,687.68
  4. Step 4: Simplify right side
    541,705.28x = 166,274,614,469.99
  5. Step 5: Solve for x
    x = 166,274,614,469.99/541,705.28
  6. Step 6: Final answer
    x = 306,946.64

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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.