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Finding the Fourth Proportional to 9,008, 13,500.04 and 4,790.36

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Solution

The fourth proportional to 9,008, 13,500.04 and 4,790.36 is: 7,179.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,008 : 13,500.04 = 4,790.36 : x
  2. Step 2: Convert to fraction form
    9,008/13,500.04 = 4,790.36/x
  3. Step 3: Cross multiply
    9,008x = 13,500.04 × 4,790.36
  4. Step 4: Simplify right side
    9,008x = 64,670,051.61
  5. Step 5: Solve for x
    x = 64,670,051.61/9,008
  6. Step 6: Final answer
    x = 7,179.18

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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.