Home / 837,665.82-1,155,973.32-455,694.12

Finding the Fourth Proportional to 837,665.82, 1,155,973.32 and 455,694.12

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Solution

The fourth proportional to 837,665.82, 1,155,973.32 and 455,694.12 is: 628,854.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,665.82 : 1,155,973.32 = 455,694.12 : x
  2. Step 2: Convert to fraction form
    837,665.82/1,155,973.32 = 455,694.12/x
  3. Step 3: Cross multiply
    837,665.82x = 1,155,973.32 × 455,694.12
  4. Step 4: Simplify right side
    837,665.82x = 526,770,244,800.88
  5. Step 5: Solve for x
    x = 526,770,244,800.88/837,665.82
  6. Step 6: Final answer
    x = 628,854.89

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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.