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Finding the Fourth Proportional to 336,871.99, 505,239.66 and 123,567.30

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Solution

The fourth proportional to 336,871.99, 505,239.66 and 123,567.30 is: 185,325.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,871.99 : 505,239.66 = 123,567.30 : x
  2. Step 2: Convert to fraction form
    336,871.99/505,239.66 = 123,567.30/x
  3. Step 3: Cross multiply
    336,871.99x = 505,239.66 × 123,567.30
  4. Step 4: Simplify right side
    336,871.99x = 62,431,100,639.12
  5. Step 5: Solve for x
    x = 62,431,100,639.12/336,871.99
  6. Step 6: Final answer
    x = 185,325.89

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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.