Home / 865,954.80-1,296,963.90-444,738.60

Finding the Fourth Proportional to 865,954.80, 1,296,963.90 and 444,738.60

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Solution

The fourth proportional to 865,954.80, 1,296,963.90 and 444,738.60 is: 666,097.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,954.80 : 1,296,963.90 = 444,738.60 : x
  2. Step 2: Convert to fraction form
    865,954.80/1,296,963.90 = 444,738.60/x
  3. Step 3: Cross multiply
    865,954.80x = 1,296,963.90 × 444,738.60
  4. Step 4: Simplify right side
    865,954.80x = 576,809,909,136.54
  5. Step 5: Solve for x
    x = 576,809,909,136.54/865,954.80
  6. Step 6: Final answer
    x = 666,097.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.