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Finding the Fourth Proportional to 6,844.02, 9,430.79 and 4,720.20

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Solution

The fourth proportional to 6,844.02, 9,430.79 and 4,720.20 is: 6,504.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,844.02 : 9,430.79 = 4,720.20 : x
  2. Step 2: Convert to fraction form
    6,844.02/9,430.79 = 4,720.20/x
  3. Step 3: Cross multiply
    6,844.02x = 9,430.79 × 4,720.20
  4. Step 4: Simplify right side
    6,844.02x = 44,515,214.96
  5. Step 5: Solve for x
    x = 44,515,214.96/6,844.02
  6. Step 6: Final answer
    x = 6,504.25

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.