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Finding the Fourth Proportional to 682,583.68, 941,900.16 and 380,797.12

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Solution

The fourth proportional to 682,583.68, 941,900.16 and 380,797.12 is: 525,463.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,583.68 : 941,900.16 = 380,797.12 : x
  2. Step 2: Convert to fraction form
    682,583.68/941,900.16 = 380,797.12/x
  3. Step 3: Cross multiply
    682,583.68x = 941,900.16 × 380,797.12
  4. Step 4: Simplify right side
    682,583.68x = 358,672,868,255.54
  5. Step 5: Solve for x
    x = 358,672,868,255.54/682,583.68
  6. Step 6: Final answer
    x = 525,463.59

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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.