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Finding the Fourth Proportional to 8,444.58, 12,667.12 and 2,897.84

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Solution

The fourth proportional to 8,444.58, 12,667.12 and 2,897.84 is: 4,346.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,444.58 : 12,667.12 = 2,897.84 : x
  2. Step 2: Convert to fraction form
    8,444.58/12,667.12 = 2,897.84/x
  3. Step 3: Cross multiply
    8,444.58x = 12,667.12 × 2,897.84
  4. Step 4: Simplify right side
    8,444.58x = 36,707,287.02
  5. Step 5: Solve for x
    x = 36,707,287.02/8,444.58
  6. Step 6: Final answer
    x = 4,346.85

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Similar ratio
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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.