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Finding the Fourth Proportional to 3,467.11, 4,784.46 and 2,124.96

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Solution

The fourth proportional to 3,467.11, 4,784.46 and 2,124.96 is: 2,932.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,467.11 : 4,784.46 = 2,124.96 : x
  2. Step 2: Convert to fraction form
    3,467.11/4,784.46 = 2,124.96/x
  3. Step 3: Cross multiply
    3,467.11x = 4,784.46 × 2,124.96
  4. Step 4: Simplify right side
    3,467.11x = 10,166,779.64
  5. Step 5: Solve for x
    x = 10,166,779.64/3,467.11
  6. Step 6: Final answer
    x = 2,932.35

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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.