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Finding the Fourth Proportional to 3,971.03, 5,955.58 and 1,337.86

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Solution

The fourth proportional to 3,971.03, 5,955.58 and 1,337.86 is: 2,006.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,971.03 : 5,955.58 = 1,337.86 : x
  2. Step 2: Convert to fraction form
    3,971.03/5,955.58 = 1,337.86/x
  3. Step 3: Cross multiply
    3,971.03x = 5,955.58 × 1,337.86
  4. Step 4: Simplify right side
    3,971.03x = 7,967,699.14
  5. Step 5: Solve for x
    x = 7,967,699.14/3,971.03
  6. Step 6: Final answer
    x = 2,006.46

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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.