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Finding the Fourth Proportional to 3,384.96, 4,672.16 and 2,059.10

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Solution

The fourth proportional to 3,384.96, 4,672.16 and 2,059.10 is: 2,842.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,384.96 : 4,672.16 = 2,059.10 : x
  2. Step 2: Convert to fraction form
    3,384.96/4,672.16 = 2,059.10/x
  3. Step 3: Cross multiply
    3,384.96x = 4,672.16 × 2,059.10
  4. Step 4: Simplify right side
    3,384.96x = 9,620,444.66
  5. Step 5: Solve for x
    x = 9,620,444.66/3,384.96
  6. Step 6: Final answer
    x = 2,842.11

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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.