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Finding the Fourth Proportional to 6,530.99, 8,992.27 and 5,763.66

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Solution

The fourth proportional to 6,530.99, 8,992.27 and 5,763.66 is: 7,935.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,530.99 : 8,992.27 = 5,763.66 : x
  2. Step 2: Convert to fraction form
    6,530.99/8,992.27 = 5,763.66/x
  3. Step 3: Cross multiply
    6,530.99x = 8,992.27 × 5,763.66
  4. Step 4: Simplify right side
    6,530.99x = 51,828,410.97
  5. Step 5: Solve for x
    x = 51,828,410.97/6,530.99
  6. Step 6: Final answer
    x = 7,935.77

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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.