Home / 682,456.50-941,787.32-376,551.92

Finding the Fourth Proportional to 682,456.50, 941,787.32 and 376,551.92

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Solution

The fourth proportional to 682,456.50, 941,787.32 and 376,551.92 is: 519,640.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,456.50 : 941,787.32 = 376,551.92 : x
  2. Step 2: Convert to fraction form
    682,456.50/941,787.32 = 376,551.92/x
  3. Step 3: Cross multiply
    682,456.50x = 941,787.32 × 376,551.92
  4. Step 4: Simplify right side
    682,456.50x = 354,631,823,577.65
  5. Step 5: Solve for x
    x = 354,631,823,577.65/682,456.50
  6. Step 6: Final answer
    x = 519,640.19

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1.5x scale

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.