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Finding the Fourth Proportional to 4,573.99, 6,855.80 and 2,103.71

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Solution

The fourth proportional to 4,573.99, 6,855.80 and 2,103.71 is: 3,153.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,573.99 : 6,855.80 = 2,103.71 : x
  2. Step 2: Convert to fraction form
    4,573.99/6,855.80 = 2,103.71/x
  3. Step 3: Cross multiply
    4,573.99x = 6,855.80 × 2,103.71
  4. Step 4: Simplify right side
    4,573.99x = 14,422,615.02
  5. Step 5: Solve for x
    x = 14,422,615.02/4,573.99
  6. Step 6: Final answer
    x = 3,153.18

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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.