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Finding the Fourth Proportional to 8,599.38, 12,899.06 and 5,677.00

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Solution

The fourth proportional to 8,599.38, 12,899.06 and 5,677.00 is: 8,515.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,599.38 : 12,899.06 = 5,677.00 : x
  2. Step 2: Convert to fraction form
    8,599.38/12,899.06 = 5,677.00/x
  3. Step 3: Cross multiply
    8,599.38x = 12,899.06 × 5,677.00
  4. Step 4: Simplify right side
    8,599.38x = 73,227,924.28
  5. Step 5: Solve for x
    x = 73,227,924.28/8,599.38
  6. Step 6: Final answer
    x = 8,515.49

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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.