Home / 767,480.07-1,151,459.87-262,053.03

Finding the Fourth Proportional to 767,480.07, 1,151,459.87 and 262,053.03

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Solution

The fourth proportional to 767,480.07, 1,151,459.87 and 262,053.03 is: 393,161.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,480.07 : 1,151,459.87 = 262,053.03 : x
  2. Step 2: Convert to fraction form
    767,480.07/1,151,459.87 = 262,053.03/x
  3. Step 3: Cross multiply
    767,480.07x = 1,151,459.87 × 262,053.03
  4. Step 4: Simplify right side
    767,480.07x = 301,743,546,546.64
  5. Step 5: Solve for x
    x = 301,743,546,546.64/767,480.07
  6. Step 6: Final answer
    x = 393,161.41

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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.