Home / 622,964.81-933,791.10-323,127.11

Finding the Fourth Proportional to 622,964.81, 933,791.10 and 323,127.11

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Solution

The fourth proportional to 622,964.81, 933,791.10 and 323,127.11 is: 484,350.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,964.81 : 933,791.10 = 323,127.11 : x
  2. Step 2: Convert to fraction form
    622,964.81/933,791.10 = 323,127.11/x
  3. Step 3: Cross multiply
    622,964.81x = 933,791.10 × 323,127.11
  4. Step 4: Simplify right side
    622,964.81x = 301,733,214,817.77
  5. Step 5: Solve for x
    x = 301,733,214,817.77/622,964.81
  6. Step 6: Final answer
    x = 484,350.34

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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.