Home / 712,874.44-1,070,983.80-672,523.48

Finding the Fourth Proportional to 712,874.44, 1,070,983.80 and 672,523.48

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Solution

The fourth proportional to 712,874.44, 1,070,983.80 and 672,523.48 is: 1,010,362.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,874.44 : 1,070,983.80 = 672,523.48 : x
  2. Step 2: Convert to fraction form
    712,874.44/1,070,983.80 = 672,523.48/x
  3. Step 3: Cross multiply
    712,874.44x = 1,070,983.80 × 672,523.48
  4. Step 4: Simplify right side
    712,874.44x = 720,261,752,199.62
  5. Step 5: Solve for x
    x = 720,261,752,199.62/712,874.44
  6. Step 6: Final answer
    x = 1,010,362.71

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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.