Home / 865,968.20-1,194,261.62-543,708.04

Finding the Fourth Proportional to 865,968.20, 1,194,261.62 and 543,708.04

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Solution

The fourth proportional to 865,968.20, 1,194,261.62 and 543,708.04 is: 749,830.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,968.20 : 1,194,261.62 = 543,708.04 : x
  2. Step 2: Convert to fraction form
    865,968.20/1,194,261.62 = 543,708.04/x
  3. Step 3: Cross multiply
    865,968.20x = 1,194,261.62 × 543,708.04
  4. Step 4: Simplify right side
    865,968.20x = 649,329,644,657.43
  5. Step 5: Solve for x
    x = 649,329,644,657.43/865,968.20
  6. Step 6: Final answer
    x = 749,830.82

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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.