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Finding the Fourth Proportional to 9,952.46, 14,950.40 and 9,620.30

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Solution

The fourth proportional to 9,952.46, 14,950.40 and 9,620.30 is: 14,451.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,952.46 : 14,950.40 = 9,620.30 : x
  2. Step 2: Convert to fraction form
    9,952.46/14,950.40 = 9,620.30/x
  3. Step 3: Cross multiply
    9,952.46x = 14,950.40 × 9,620.30
  4. Step 4: Simplify right side
    9,952.46x = 143,827,333.12
  5. Step 5: Solve for x
    x = 143,827,333.12/9,952.46
  6. Step 6: Final answer
    x = 14,451.44

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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.