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Finding the Fourth Proportional to 6,485.67, 9,725.67 and 2,325.51

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Solution

The fourth proportional to 6,485.67, 9,725.67 and 2,325.51 is: 3,487.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,485.67 : 9,725.67 = 2,325.51 : x
  2. Step 2: Convert to fraction form
    6,485.67/9,725.67 = 2,325.51/x
  3. Step 3: Cross multiply
    6,485.67x = 9,725.67 × 2,325.51
  4. Step 4: Simplify right side
    6,485.67x = 22,617,142.84
  5. Step 5: Solve for x
    x = 22,617,142.84/6,485.67
  6. Step 6: Final answer
    x = 3,487.25

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1.5x scale

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.