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Finding the Fourth Proportional to 608,512.34, 839,743.26 and 336,575.36

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Solution

The fourth proportional to 608,512.34, 839,743.26 and 336,575.36 is: 464,471.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,512.34 : 839,743.26 = 336,575.36 : x
  2. Step 2: Convert to fraction form
    608,512.34/839,743.26 = 336,575.36/x
  3. Step 3: Cross multiply
    608,512.34x = 839,743.26 × 336,575.36
  4. Step 4: Simplify right side
    608,512.34x = 282,636,890,042.07
  5. Step 5: Solve for x
    x = 282,636,890,042.07/608,512.34
  6. Step 6: Final answer
    x = 464,471.91

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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.