Home / 769,992.89-1,062,597.23-425,811.03

Finding the Fourth Proportional to 769,992.89, 1,062,597.23 and 425,811.03

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Solution

The fourth proportional to 769,992.89, 1,062,597.23 and 425,811.03 is: 587,623.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,992.89 : 1,062,597.23 = 425,811.03 : x
  2. Step 2: Convert to fraction form
    769,992.89/1,062,597.23 = 425,811.03/x
  3. Step 3: Cross multiply
    769,992.89x = 1,062,597.23 × 425,811.03
  4. Step 4: Simplify right side
    769,992.89x = 452,465,618,859.63
  5. Step 5: Solve for x
    x = 452,465,618,859.63/769,992.89
  6. Step 6: Final answer
    x = 587,623.12

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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.