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Finding the Fourth Proportional to 4,710.72, 7,072.02 and 3,246.24

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Solution

The fourth proportional to 4,710.72, 7,072.02 and 3,246.24 is: 4,873.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,710.72 : 7,072.02 = 3,246.24 : x
  2. Step 2: Convert to fraction form
    4,710.72/7,072.02 = 3,246.24/x
  3. Step 3: Cross multiply
    4,710.72x = 7,072.02 × 3,246.24
  4. Step 4: Simplify right side
    4,710.72x = 22,957,474.20
  5. Step 5: Solve for x
    x = 22,957,474.20/4,710.72
  6. Step 6: Final answer
    x = 4,873.45

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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.