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Finding the Fourth Proportional to 5,443, 8,165.58 and 2,323

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Solution

The fourth proportional to 5,443, 8,165.58 and 2,323 is: 3,484.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,443 : 8,165.58 = 2,323 : x
  2. Step 2: Convert to fraction form
    5,443/8,165.58 = 2,323/x
  3. Step 3: Cross multiply
    5,443x = 8,165.58 × 2,323
  4. Step 4: Simplify right side
    5,443x = 18,968,642.34
  5. Step 5: Solve for x
    x = 18,968,642.34/5,443
  6. Step 6: Final answer
    x = 3,484.96

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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.