Home / 862,926.90-1,294,577.19-330,447.96

Finding the Fourth Proportional to 862,926.90, 1,294,577.19 and 330,447.96

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Solution

The fourth proportional to 862,926.90, 1,294,577.19 and 330,447.96 is: 495,743.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,926.90 : 1,294,577.19 = 330,447.96 : x
  2. Step 2: Convert to fraction form
    862,926.90/1,294,577.19 = 330,447.96/x
  3. Step 3: Cross multiply
    862,926.90x = 1,294,577.19 × 330,447.96
  4. Step 4: Simplify right side
    862,926.90x = 427,790,391,498.03
  5. Step 5: Solve for x
    x = 427,790,391,498.03/862,926.90
  6. Step 6: Final answer
    x = 495,743.49

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.