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Finding the Fourth Proportional to 8,429.01, 11,631.84 and 4,652.04

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Solution

The fourth proportional to 8,429.01, 11,631.84 and 4,652.04 is: 6,419.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,429.01 : 11,631.84 = 4,652.04 : x
  2. Step 2: Convert to fraction form
    8,429.01/11,631.84 = 4,652.04/x
  3. Step 3: Cross multiply
    8,429.01x = 11,631.84 × 4,652.04
  4. Step 4: Simplify right side
    8,429.01x = 54,111,784.95
  5. Step 5: Solve for x
    x = 54,111,784.95/8,429.01
  6. Step 6: Final answer
    x = 6,419.71

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.