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Finding the Fourth Proportional to 5,596.74, 8,394.90 and 1,436.78

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Solution

The fourth proportional to 5,596.74, 8,394.90 and 1,436.78 is: 2,155.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,596.74 : 8,394.90 = 1,436.78 : x
  2. Step 2: Convert to fraction form
    5,596.74/8,394.90 = 1,436.78/x
  3. Step 3: Cross multiply
    5,596.74x = 8,394.90 × 1,436.78
  4. Step 4: Simplify right side
    5,596.74x = 12,061,582.45
  5. Step 5: Solve for x
    x = 12,061,582.45/5,596.74
  6. Step 6: Final answer
    x = 2,155.11

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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.