Home / 893,578.26-1,233,165.57-511,728.06

Finding the Fourth Proportional to 893,578.26, 1,233,165.57 and 511,728.06

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Solution

The fourth proportional to 893,578.26, 1,233,165.57 and 511,728.06 is: 706,200.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,578.26 : 1,233,165.57 = 511,728.06 : x
  2. Step 2: Convert to fraction form
    893,578.26/1,233,165.57 = 511,728.06/x
  3. Step 3: Cross multiply
    893,578.26x = 1,233,165.57 × 511,728.06
  4. Step 4: Simplify right side
    893,578.26x = 631,045,424,794.89
  5. Step 5: Solve for x
    x = 631,045,424,794.89/893,578.26
  6. Step 6: Final answer
    x = 706,200.51

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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.