Home / 626,060.82-939,147.45-176,786.22

Finding the Fourth Proportional to 626,060.82, 939,147.45 and 176,786.22

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Solution

The fourth proportional to 626,060.82, 939,147.45 and 176,786.22 is: 265,195.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,060.82 : 939,147.45 = 176,786.22 : x
  2. Step 2: Convert to fraction form
    626,060.82/939,147.45 = 176,786.22/x
  3. Step 3: Cross multiply
    626,060.82x = 939,147.45 × 176,786.22
  4. Step 4: Simplify right side
    626,060.82x = 166,028,327,708.14
  5. Step 5: Solve for x
    x = 166,028,327,708.14/626,060.82
  6. Step 6: Final answer
    x = 265,195.21

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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.