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Finding the Fourth Proportional to 5,602.60, 8,394.30 and 3,653.80

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Solution

The fourth proportional to 5,602.60, 8,394.30 and 3,653.80 is: 5,474.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,602.60 : 8,394.30 = 3,653.80 : x
  2. Step 2: Convert to fraction form
    5,602.60/8,394.30 = 3,653.80/x
  3. Step 3: Cross multiply
    5,602.60x = 8,394.30 × 3,653.80
  4. Step 4: Simplify right side
    5,602.60x = 30,671,093.34
  5. Step 5: Solve for x
    x = 30,671,093.34/5,602.60
  6. Step 6: Final answer
    x = 5,474.44

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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.