Home / 959,438.81-1,324,025.21-551,620.37

Finding the Fourth Proportional to 959,438.81, 1,324,025.21 and 551,620.37

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Solution

The fourth proportional to 959,438.81, 1,324,025.21 and 551,620.37 is: 761,235.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,438.81 : 1,324,025.21 = 551,620.37 : x
  2. Step 2: Convert to fraction form
    959,438.81/1,324,025.21 = 551,620.37/x
  3. Step 3: Cross multiply
    959,438.81x = 1,324,025.21 × 551,620.37
  4. Step 4: Simplify right side
    959,438.81x = 730,359,280,918.64
  5. Step 5: Solve for x
    x = 730,359,280,918.64/959,438.81
  6. Step 6: Final answer
    x = 761,235.91

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Why These Related Problems?

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