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Finding the Fourth Proportional to 682,826.49, 942,300.62 and 376,902.95

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Solution

The fourth proportional to 682,826.49, 942,300.62 and 376,902.95 is: 520,126.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,826.49 : 942,300.62 = 376,902.95 : x
  2. Step 2: Convert to fraction form
    682,826.49/942,300.62 = 376,902.95/x
  3. Step 3: Cross multiply
    682,826.49x = 942,300.62 × 376,902.95
  4. Step 4: Simplify right side
    682,826.49x = 355,155,884,407.09
  5. Step 5: Solve for x
    x = 355,155,884,407.09/682,826.49
  6. Step 6: Final answer
    x = 520,126.11

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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.