Home / 734,542.59-1,012,694.31-479,450.91

Finding the Fourth Proportional to 734,542.59, 1,012,694.31 and 479,450.91

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Solution

The fourth proportional to 734,542.59, 1,012,694.31 and 479,450.91 is: 661,006.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,542.59 : 1,012,694.31 = 479,450.91 : x
  2. Step 2: Convert to fraction form
    734,542.59/1,012,694.31 = 479,450.91/x
  3. Step 3: Cross multiply
    734,542.59x = 1,012,694.31 × 479,450.91
  4. Step 4: Simplify right side
    734,542.59x = 485,537,208,481.32
  5. Step 5: Solve for x
    x = 485,537,208,481.32/734,542.59
  6. Step 6: Final answer
    x = 661,006.20

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.