Home / 704,723.88-972,519.57-382,433.97

Finding the Fourth Proportional to 704,723.88, 972,519.57 and 382,433.97

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Solution

The fourth proportional to 704,723.88, 972,519.57 and 382,433.97 is: 527,759.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,723.88 : 972,519.57 = 382,433.97 : x
  2. Step 2: Convert to fraction form
    704,723.88/972,519.57 = 382,433.97/x
  3. Step 3: Cross multiply
    704,723.88x = 972,519.57 × 382,433.97
  4. Step 4: Simplify right side
    704,723.88x = 371,924,520,057.79
  5. Step 5: Solve for x
    x = 371,924,520,057.79/704,723.88
  6. Step 6: Final answer
    x = 527,759.22

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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.