Home / 481,407.30-664,352.37-263,625.12

Finding the Fourth Proportional to 481,407.30, 664,352.37 and 263,625.12

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Solution

The fourth proportional to 481,407.30, 664,352.37 and 263,625.12 is: 363,808.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,407.30 : 664,352.37 = 263,625.12 : x
  2. Step 2: Convert to fraction form
    481,407.30/664,352.37 = 263,625.12/x
  3. Step 3: Cross multiply
    481,407.30x = 664,352.37 × 263,625.12
  4. Step 4: Simplify right side
    481,407.30x = 175,139,973,263.53
  5. Step 5: Solve for x
    x = 175,139,973,263.53/481,407.30
  6. Step 6: Final answer
    x = 363,808.30

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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.