Home / 681,834.44-940,937.82-375,921.62

Finding the Fourth Proportional to 681,834.44, 940,937.82 and 375,921.62

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Solution

The fourth proportional to 681,834.44, 940,937.82 and 375,921.62 is: 518,775.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,834.44 : 940,937.82 = 375,921.62 : x
  2. Step 2: Convert to fraction form
    681,834.44/940,937.82 = 375,921.62/x
  3. Step 3: Cross multiply
    681,834.44x = 940,937.82 × 375,921.62
  4. Step 4: Simplify right side
    681,834.44x = 353,718,869,613.67
  5. Step 5: Solve for x
    x = 353,718,869,613.67/681,834.44
  6. Step 6: Final answer
    x = 518,775.31

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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.