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Finding the Fourth Proportional to 873.71, 1,204.76 and 593.99

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Solution

The fourth proportional to 873.71, 1,204.76 and 593.99 is: 819.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    873.71 : 1,204.76 = 593.99 : x
  2. Step 2: Convert to fraction form
    873.71/1,204.76 = 593.99/x
  3. Step 3: Cross multiply
    873.71x = 1,204.76 × 593.99
  4. Step 4: Simplify right side
    873.71x = 715,610.85
  5. Step 5: Solve for x
    x = 715,610.85/873.71
  6. Step 6: Final answer
    x = 819.05

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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.