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Finding the Fourth Proportional to 5,605.94, 8,410.20 and 2,602.46

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Solution

The fourth proportional to 5,605.94, 8,410.20 and 2,602.46 is: 3,904.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,605.94 : 8,410.20 = 2,602.46 : x
  2. Step 2: Convert to fraction form
    5,605.94/8,410.20 = 2,602.46/x
  3. Step 3: Cross multiply
    5,605.94x = 8,410.20 × 2,602.46
  4. Step 4: Simplify right side
    5,605.94x = 21,887,209.09
  5. Step 5: Solve for x
    x = 21,887,209.09/5,605.94
  6. Step 6: Final answer
    x = 3,904.29

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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.