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Finding the Fourth Proportional to 7,332.78, 10,999.14 and 2,068.26

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Solution

The fourth proportional to 7,332.78, 10,999.14 and 2,068.26 is: 3,102.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,332.78 : 10,999.14 = 2,068.26 : x
  2. Step 2: Convert to fraction form
    7,332.78/10,999.14 = 2,068.26/x
  3. Step 3: Cross multiply
    7,332.78x = 10,999.14 × 2,068.26
  4. Step 4: Simplify right side
    7,332.78x = 22,749,081.30
  5. Step 5: Solve for x
    x = 22,749,081.30/7,332.78
  6. Step 6: Final answer
    x = 3,102.38

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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.