Home / 681,848.36-940,992.90-375,923.24

Finding the Fourth Proportional to 681,848.36, 940,992.90 and 375,923.24

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Solution

The fourth proportional to 681,848.36, 940,992.90 and 375,923.24 is: 518,797.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,848.36 : 940,992.90 = 375,923.24 : x
  2. Step 2: Convert to fraction form
    681,848.36/940,992.90 = 375,923.24/x
  3. Step 3: Cross multiply
    681,848.36x = 940,992.90 × 375,923.24
  4. Step 4: Simplify right side
    681,848.36x = 353,741,099,785.00
  5. Step 5: Solve for x
    x = 353,741,099,785.00/681,848.36
  6. Step 6: Final answer
    x = 518,797.32

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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.