Home / 743,971.48-1,025,716.98-481,860.44

Finding the Fourth Proportional to 743,971.48, 1,025,716.98 and 481,860.44

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Solution

The fourth proportional to 743,971.48, 1,025,716.98 and 481,860.44 is: 664,343.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,971.48 : 1,025,716.98 = 481,860.44 : x
  2. Step 2: Convert to fraction form
    743,971.48/1,025,716.98 = 481,860.44/x
  3. Step 3: Cross multiply
    743,971.48x = 1,025,716.98 × 481,860.44
  4. Step 4: Simplify right side
    743,971.48x = 494,252,435,823.10
  5. Step 5: Solve for x
    x = 494,252,435,823.10/743,971.48
  6. Step 6: Final answer
    x = 664,343.26

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1.5x scale

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.