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Finding the Fourth Proportional to 5,849.99, 8,777.61 and 3,657.72

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Solution

The fourth proportional to 5,849.99, 8,777.61 and 3,657.72 is: 5,488.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,849.99 : 8,777.61 = 3,657.72 : x
  2. Step 2: Convert to fraction form
    5,849.99/8,777.61 = 3,657.72/x
  3. Step 3: Cross multiply
    5,849.99x = 8,777.61 × 3,657.72
  4. Step 4: Simplify right side
    5,849.99x = 32,106,039.65
  5. Step 5: Solve for x
    x = 32,106,039.65/5,849.99
  6. Step 6: Final answer
    x = 5,488.23

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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.