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Finding the Fourth Proportional to 574,442.49, 792,705.07 and 329,251.49

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Solution

The fourth proportional to 574,442.49, 792,705.07 and 329,251.49 is: 454,352.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,442.49 : 792,705.07 = 329,251.49 : x
  2. Step 2: Convert to fraction form
    574,442.49/792,705.07 = 329,251.49/x
  3. Step 3: Cross multiply
    574,442.49x = 792,705.07 × 329,251.49
  4. Step 4: Simplify right side
    574,442.49x = 260,999,325,428.05
  5. Step 5: Solve for x
    x = 260,999,325,428.05/574,442.49
  6. Step 6: Final answer
    x = 454,352.40

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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.