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Finding the Fourth Proportional to 607,683, 838,619.45 and 335,768.41

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Solution

The fourth proportional to 607,683, 838,619.45 and 335,768.41 is: 463,369.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,683 : 838,619.45 = 335,768.41 : x
  2. Step 2: Convert to fraction form
    607,683/838,619.45 = 335,768.41/x
  3. Step 3: Cross multiply
    607,683x = 838,619.45 × 335,768.41
  4. Step 4: Simplify right side
    607,683x = 281,581,919,321.57
  5. Step 5: Solve for x
    x = 281,581,919,321.57/607,683
  6. Step 6: Final answer
    x = 463,369.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.