Home / 767,490.07-1,151,474.88-262,063.03

Finding the Fourth Proportional to 767,490.07, 1,151,474.88 and 262,063.03

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Solution

The fourth proportional to 767,490.07, 1,151,474.88 and 262,063.03 is: 393,176.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,490.07 : 1,151,474.88 = 262,063.03 : x
  2. Step 2: Convert to fraction form
    767,490.07/1,151,474.88 = 262,063.03/x
  3. Step 3: Cross multiply
    767,490.07x = 1,151,474.88 × 262,063.03
  4. Step 4: Simplify right side
    767,490.07x = 301,758,996,021.69
  5. Step 5: Solve for x
    x = 301,758,996,021.69/767,490.07
  6. Step 6: Final answer
    x = 393,176.42

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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.