Home / 941,940.28-1,299,893.46-512,233.06

Finding the Fourth Proportional to 941,940.28, 1,299,893.46 and 512,233.06

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Solution

The fourth proportional to 941,940.28, 1,299,893.46 and 512,233.06 is: 706,890.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,940.28 : 1,299,893.46 = 512,233.06 : x
  2. Step 2: Convert to fraction form
    941,940.28/1,299,893.46 = 512,233.06/x
  3. Step 3: Cross multiply
    941,940.28x = 1,299,893.46 × 512,233.06
  4. Step 4: Simplify right side
    941,940.28x = 665,848,404,689.79
  5. Step 5: Solve for x
    x = 665,848,404,689.79/941,940.28
  6. Step 6: Final answer
    x = 706,890.25

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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.