Home / 908,340.70-1,253,511.34-494,875.42

Finding the Fourth Proportional to 908,340.70, 1,253,511.34 and 494,875.42

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Solution

The fourth proportional to 908,340.70, 1,253,511.34 and 494,875.42 is: 682,928.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,340.70 : 1,253,511.34 = 494,875.42 : x
  2. Step 2: Convert to fraction form
    908,340.70/1,253,511.34 = 494,875.42/x
  3. Step 3: Cross multiply
    908,340.70x = 1,253,511.34 × 494,875.42
  4. Step 4: Simplify right side
    908,340.70x = 620,331,950,857.26
  5. Step 5: Solve for x
    x = 620,331,950,857.26/908,340.70
  6. Step 6: Final answer
    x = 682,928.72

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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.