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Finding the Fourth Proportional to 8,618.00, 12,927.50 and 2,695.98

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Solution

The fourth proportional to 8,618.00, 12,927.50 and 2,695.98 is: 4,044.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,618.00 : 12,927.50 = 2,695.98 : x
  2. Step 2: Convert to fraction form
    8,618.00/12,927.50 = 2,695.98/x
  3. Step 3: Cross multiply
    8,618.00x = 12,927.50 × 2,695.98
  4. Step 4: Simplify right side
    8,618.00x = 34,852,326.56
  5. Step 5: Solve for x
    x = 34,852,326.56/8,618.00
  6. Step 6: Final answer
    x = 4,044.13

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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.