Home / 751,294.32-1,036,739.16-411,738.48

Finding the Fourth Proportional to 751,294.32, 1,036,739.16 and 411,738.48

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Solution

The fourth proportional to 751,294.32, 1,036,739.16 and 411,738.48 is: 568,173.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,294.32 : 1,036,739.16 = 411,738.48 : x
  2. Step 2: Convert to fraction form
    751,294.32/1,036,739.16 = 411,738.48/x
  3. Step 3: Cross multiply
    751,294.32x = 1,036,739.16 × 411,738.48
  4. Step 4: Simplify right side
    751,294.32x = 426,865,405,894.88
  5. Step 5: Solve for x
    x = 426,865,405,894.88/751,294.32
  6. Step 6: Final answer
    x = 568,173.34

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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.