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Finding the Fourth Proportional to 7,309.63, 10,950.67 and 3,607.53

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Solution

The fourth proportional to 7,309.63, 10,950.67 and 3,607.53 is: 5,404.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,309.63 : 10,950.67 = 3,607.53 : x
  2. Step 2: Convert to fraction form
    7,309.63/10,950.67 = 3,607.53/x
  3. Step 3: Cross multiply
    7,309.63x = 10,950.67 × 3,607.53
  4. Step 4: Simplify right side
    7,309.63x = 39,504,870.55
  5. Step 5: Solve for x
    x = 39,504,870.55/7,309.63
  6. Step 6: Final answer
    x = 5,404.50

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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.