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Finding the Fourth Proportional to 6,807.06, 10,210.60 and 3,343.50

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Solution

The fourth proportional to 6,807.06, 10,210.60 and 3,343.50 is: 5,015.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,807.06 : 10,210.60 = 3,343.50 : x
  2. Step 2: Convert to fraction form
    6,807.06/10,210.60 = 3,343.50/x
  3. Step 3: Cross multiply
    6,807.06x = 10,210.60 × 3,343.50
  4. Step 4: Simplify right side
    6,807.06x = 34,139,141.10
  5. Step 5: Solve for x
    x = 34,139,141.10/6,807.06
  6. Step 6: Final answer
    x = 5,015.25

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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.