Home / 751,195.76-1,036,644.90-411,656.72

Finding the Fourth Proportional to 751,195.76, 1,036,644.90 and 411,656.72

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Solution

The fourth proportional to 751,195.76, 1,036,644.90 and 411,656.72 is: 568,083.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,195.76 : 1,036,644.90 = 411,656.72 : x
  2. Step 2: Convert to fraction form
    751,195.76/1,036,644.90 = 411,656.72/x
  3. Step 3: Cross multiply
    751,195.76x = 1,036,644.90 × 411,656.72
  4. Step 4: Simplify right side
    751,195.76x = 426,741,839,338.73
  5. Step 5: Solve for x
    x = 426,741,839,338.73/751,195.76
  6. Step 6: Final answer
    x = 568,083.40

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Double scale
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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.