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Finding the Fourth Proportional to 6,647.27, 9,973.18 and 2,952.10

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Solution

The fourth proportional to 6,647.27, 9,973.18 and 2,952.10 is: 4,429.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,647.27 : 9,973.18 = 2,952.10 : x
  2. Step 2: Convert to fraction form
    6,647.27/9,973.18 = 2,952.10/x
  3. Step 3: Cross multiply
    6,647.27x = 9,973.18 × 2,952.10
  4. Step 4: Simplify right side
    6,647.27x = 29,441,768.13
  5. Step 5: Solve for x
    x = 29,441,768.13/6,647.27
  6. Step 6: Final answer
    x = 4,429.16

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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.