Home / 865,833.30-1,194,076.29-543,573.42

Finding the Fourth Proportional to 865,833.30, 1,194,076.29 and 543,573.42

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Solution

The fourth proportional to 865,833.30, 1,194,076.29 and 543,573.42 is: 749,645.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,833.30 : 1,194,076.29 = 543,573.42 : x
  2. Step 2: Convert to fraction form
    865,833.30/1,194,076.29 = 543,573.42/x
  3. Step 3: Cross multiply
    865,833.30x = 1,194,076.29 × 543,573.42
  4. Step 4: Simplify right side
    865,833.30x = 649,068,132,696.21
  5. Step 5: Solve for x
    x = 649,068,132,696.21/865,833.30
  6. Step 6: Final answer
    x = 749,645.61

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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.