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Finding the Fourth Proportional to 403,800.65, 557,244.93 and 234,133.19

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Solution

The fourth proportional to 403,800.65, 557,244.93 and 234,133.19 is: 323,103.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,800.65 : 557,244.93 = 234,133.19 : x
  2. Step 2: Convert to fraction form
    403,800.65/557,244.93 = 234,133.19/x
  3. Step 3: Cross multiply
    403,800.65x = 557,244.93 × 234,133.19
  4. Step 4: Simplify right side
    403,800.65x = 130,469,533,072.23
  5. Step 5: Solve for x
    x = 130,469,533,072.23/403,800.65
  6. Step 6: Final answer
    x = 323,103.82

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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.