Home / 682,552.45-941,921.28-376,628.59

Finding the Fourth Proportional to 682,552.45, 941,921.28 and 376,628.59

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Solution

The fourth proportional to 682,552.45, 941,921.28 and 376,628.59 is: 519,746.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,552.45 : 941,921.28 = 376,628.59 : x
  2. Step 2: Convert to fraction form
    682,552.45/941,921.28 = 376,628.59/x
  3. Step 3: Cross multiply
    682,552.45x = 941,921.28 × 376,628.59
  4. Step 4: Simplify right side
    682,552.45x = 354,754,481,694.25
  5. Step 5: Solve for x
    x = 354,754,481,694.25/682,552.45
  6. Step 6: Final answer
    x = 519,746.84

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Double scale
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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.