Home / 751,344.96-1,036,850.16-411,812.40

Finding the Fourth Proportional to 751,344.96, 1,036,850.16 and 411,812.40

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Solution

The fourth proportional to 751,344.96, 1,036,850.16 and 411,812.40 is: 568,297.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,344.96 : 1,036,850.16 = 411,812.40 : x
  2. Step 2: Convert to fraction form
    751,344.96/1,036,850.16 = 411,812.40/x
  3. Step 3: Cross multiply
    751,344.96x = 1,036,850.16 × 411,812.40
  4. Step 4: Simplify right side
    751,344.96x = 426,987,752,829.98
  5. Step 5: Solve for x
    x = 426,987,752,829.98/751,344.96
  6. Step 6: Final answer
    x = 568,297.89

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Double scale
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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.