Home / 775,304.14-1,163,675.88-396,495.58

Finding the Fourth Proportional to 775,304.14, 1,163,675.88 and 396,495.58

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Solution

The fourth proportional to 775,304.14, 1,163,675.88 and 396,495.58 is: 595,111.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,304.14 : 1,163,675.88 = 396,495.58 : x
  2. Step 2: Convert to fraction form
    775,304.14/1,163,675.88 = 396,495.58/x
  3. Step 3: Cross multiply
    775,304.14x = 1,163,675.88 × 396,495.58
  4. Step 4: Simplify right side
    775,304.14x = 461,392,343,566.64
  5. Step 5: Solve for x
    x = 461,392,343,566.64/775,304.14
  6. Step 6: Final answer
    x = 595,111.41

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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.