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Finding the Fourth Proportional to 594,358.50, 820,229.13 and 326,086.50

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Solution

The fourth proportional to 594,358.50, 820,229.13 and 326,086.50 is: 450,007.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,358.50 : 820,229.13 = 326,086.50 : x
  2. Step 2: Convert to fraction form
    594,358.50/820,229.13 = 326,086.50/x
  3. Step 3: Cross multiply
    594,358.50x = 820,229.13 × 326,086.50
  4. Step 4: Simplify right side
    594,358.50x = 267,465,646,199.75
  5. Step 5: Solve for x
    x = 267,465,646,199.75/594,358.50
  6. Step 6: Final answer
    x = 450,007.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.