Home / 605,848.25-836,067.87-330,205.65

Finding the Fourth Proportional to 605,848.25, 836,067.87 and 330,205.65

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Solution

The fourth proportional to 605,848.25, 836,067.87 and 330,205.65 is: 455,682.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,848.25 : 836,067.87 = 330,205.65 : x
  2. Step 2: Convert to fraction form
    605,848.25/836,067.87 = 330,205.65/x
  3. Step 3: Cross multiply
    605,848.25x = 836,067.87 × 330,205.65
  4. Step 4: Simplify right side
    605,848.25x = 276,074,334,457.47
  5. Step 5: Solve for x
    x = 276,074,334,457.47/605,848.25
  6. Step 6: Final answer
    x = 455,682.32

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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.