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Finding the Fourth Proportional to 4,520.86, 6,779.04 and 1,748.23

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Solution

The fourth proportional to 4,520.86, 6,779.04 and 1,748.23 is: 2,621.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,520.86 : 6,779.04 = 1,748.23 : x
  2. Step 2: Convert to fraction form
    4,520.86/6,779.04 = 1,748.23/x
  3. Step 3: Cross multiply
    4,520.86x = 6,779.04 × 1,748.23
  4. Step 4: Simplify right side
    4,520.86x = 11,851,321.10
  5. Step 5: Solve for x
    x = 11,851,321.10/4,520.86
  6. Step 6: Final answer
    x = 2,621.47

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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.