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Finding the Fourth Proportional to 218,490.50, 301,446.52 and 132,483.99

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Solution

The fourth proportional to 218,490.50, 301,446.52 and 132,483.99 is: 182,785.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,490.50 : 301,446.52 = 132,483.99 : x
  2. Step 2: Convert to fraction form
    218,490.50/301,446.52 = 132,483.99/x
  3. Step 3: Cross multiply
    218,490.50x = 301,446.52 × 132,483.99
  4. Step 4: Simplify right side
    218,490.50x = 39,936,837,741.21
  5. Step 5: Solve for x
    x = 39,936,837,741.21/218,490.50
  6. Step 6: Final answer
    x = 182,785.24

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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.