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Finding the Fourth Proportional to 8,897.62, 13,347.88 and 2,741.62

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Solution

The fourth proportional to 8,897.62, 13,347.88 and 2,741.62 is: 4,112.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,897.62 : 13,347.88 = 2,741.62 : x
  2. Step 2: Convert to fraction form
    8,897.62/13,347.88 = 2,741.62/x
  3. Step 3: Cross multiply
    8,897.62x = 13,347.88 × 2,741.62
  4. Step 4: Simplify right side
    8,897.62x = 36,594,814.77
  5. Step 5: Solve for x
    x = 36,594,814.77/8,897.62
  6. Step 6: Final answer
    x = 4,112.88

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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.