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Finding the Fourth Proportional to 6,174.87, 8,525.30 and 5,510.58

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Solution

The fourth proportional to 6,174.87, 8,525.30 and 5,510.58 is: 7,608.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,174.87 : 8,525.30 = 5,510.58 : x
  2. Step 2: Convert to fraction form
    6,174.87/8,525.30 = 5,510.58/x
  3. Step 3: Cross multiply
    6,174.87x = 8,525.30 × 5,510.58
  4. Step 4: Simplify right side
    6,174.87x = 46,979,320.12
  5. Step 5: Solve for x
    x = 46,979,320.12/6,174.87
  6. Step 6: Final answer
    x = 7,608.15

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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.