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Finding the Fourth Proportional to 7,573.00, 10,450.63 and 4,215.81

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Solution

The fourth proportional to 7,573.00, 10,450.63 and 4,215.81 is: 5,817.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,573.00 : 10,450.63 = 4,215.81 : x
  2. Step 2: Convert to fraction form
    7,573.00/10,450.63 = 4,215.81/x
  3. Step 3: Cross multiply
    7,573.00x = 10,450.63 × 4,215.81
  4. Step 4: Simplify right side
    7,573.00x = 44,057,859.92
  5. Step 5: Solve for x
    x = 44,057,859.92/7,573.00
  6. Step 6: Final answer
    x = 5,817.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.