Home / 682,581.24-941,965.20-376,661.52

Finding the Fourth Proportional to 682,581.24, 941,965.20 and 376,661.52

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Solution

The fourth proportional to 682,581.24, 941,965.20 and 376,661.52 is: 519,794.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,581.24 : 941,965.20 = 376,661.52 : x
  2. Step 2: Convert to fraction form
    682,581.24/941,965.20 = 376,661.52/x
  3. Step 3: Cross multiply
    682,581.24x = 941,965.20 × 376,661.52
  4. Step 4: Simplify right side
    682,581.24x = 354,802,044,019.10
  5. Step 5: Solve for x
    x = 354,802,044,019.10/682,581.24
  6. Step 6: Final answer
    x = 519,794.60

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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.