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Finding the Fourth Proportional to 357,791.10, 536,428.80 and 180,423.24

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Solution

The fourth proportional to 357,791.10, 536,428.80 and 180,423.24 is: 270,504.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,791.10 : 536,428.80 = 180,423.24 : x
  2. Step 2: Convert to fraction form
    357,791.10/536,428.80 = 180,423.24/x
  3. Step 3: Cross multiply
    357,791.10x = 536,428.80 × 180,423.24
  4. Step 4: Simplify right side
    357,791.10x = 96,784,222,125.31
  5. Step 5: Solve for x
    x = 96,784,222,125.31/357,791.10
  6. Step 6: Final answer
    x = 270,504.83

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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.