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Finding the Fourth Proportional to 2,909.00, 4,369.52 and 2,354.36

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Solution

The fourth proportional to 2,909.00, 4,369.52 and 2,354.36 is: 3,536.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,909.00 : 4,369.52 = 2,354.36 : x
  2. Step 2: Convert to fraction form
    2,909.00/4,369.52 = 2,354.36/x
  3. Step 3: Cross multiply
    2,909.00x = 4,369.52 × 2,354.36
  4. Step 4: Simplify right side
    2,909.00x = 10,287,407.15
  5. Step 5: Solve for x
    x = 10,287,407.15/2,909.00
  6. Step 6: Final answer
    x = 3,536.40

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.