Home / 751,431.66-1,124,486.79-467,256.03

Finding the Fourth Proportional to 751,431.66, 1,124,486.79 and 467,256.03

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Solution

The fourth proportional to 751,431.66, 1,124,486.79 and 467,256.03 is: 699,229.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,431.66 : 1,124,486.79 = 467,256.03 : x
  2. Step 2: Convert to fraction form
    751,431.66/1,124,486.79 = 467,256.03/x
  3. Step 3: Cross multiply
    751,431.66x = 1,124,486.79 × 467,256.03
  4. Step 4: Simplify right side
    751,431.66x = 525,423,233,282.84
  5. Step 5: Solve for x
    x = 525,423,233,282.84/751,431.66
  6. Step 6: Final answer
    x = 699,229.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.