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Finding the Fourth Proportional to 594,449.34, 820,340.10 and 339,806.00

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Solution

The fourth proportional to 594,449.34, 820,340.10 and 339,806.00 is: 468,932.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,449.34 : 820,340.10 = 339,806.00 : x
  2. Step 2: Convert to fraction form
    594,449.34/820,340.10 = 339,806.00/x
  3. Step 3: Cross multiply
    594,449.34x = 820,340.10 × 339,806.00
  4. Step 4: Simplify right side
    594,449.34x = 278,756,483,918.90
  5. Step 5: Solve for x
    x = 278,756,483,918.90/594,449.34
  6. Step 6: Final answer
    x = 468,932.28

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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.