Home / 865,936.56-1,194,218.44-543,676.56

Finding the Fourth Proportional to 865,936.56, 1,194,218.44 and 543,676.56

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Solution

The fourth proportional to 865,936.56, 1,194,218.44 and 543,676.56 is: 749,787.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,936.56 : 1,194,218.44 = 543,676.56 : x
  2. Step 2: Convert to fraction form
    865,936.56/1,194,218.44 = 543,676.56/x
  3. Step 3: Cross multiply
    865,936.56x = 1,194,218.44 × 543,676.56
  4. Step 4: Simplify right side
    865,936.56x = 649,268,573,347.77
  5. Step 5: Solve for x
    x = 649,268,573,347.77/865,936.56
  6. Step 6: Final answer
    x = 749,787.69

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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.