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Finding the Fourth Proportional to 541,021.50, 811,004.85 and 225,568.62

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Solution

The fourth proportional to 541,021.50, 811,004.85 and 225,568.62 is: 338,133.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,021.50 : 811,004.85 = 225,568.62 : x
  2. Step 2: Convert to fraction form
    541,021.50/811,004.85 = 225,568.62/x
  3. Step 3: Cross multiply
    541,021.50x = 811,004.85 × 225,568.62
  4. Step 4: Simplify right side
    541,021.50x = 182,937,244,827.81
  5. Step 5: Solve for x
    x = 182,937,244,827.81/541,021.50
  6. Step 6: Final answer
    x = 338,133.04

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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.