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Finding the Fourth Proportional to 844.34, 1,164.92 and 582.50

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Solution

The fourth proportional to 844.34, 1,164.92 and 582.50 is: 803.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    844.34 : 1,164.92 = 582.50 : x
  2. Step 2: Convert to fraction form
    844.34/1,164.92 = 582.50/x
  3. Step 3: Cross multiply
    844.34x = 1,164.92 × 582.50
  4. Step 4: Simplify right side
    844.34x = 678,565.90
  5. Step 5: Solve for x
    x = 678,565.90/844.34
  6. Step 6: Final answer
    x = 803.67

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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.