Home / 262,442.56-362,186.40-198,679.36

Finding the Fourth Proportional to 262,442.56, 362,186.40 and 198,679.36

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Solution

The fourth proportional to 262,442.56, 362,186.40 and 198,679.36 is: 274,189.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,442.56 : 362,186.40 = 198,679.36 : x
  2. Step 2: Convert to fraction form
    262,442.56/362,186.40 = 198,679.36/x
  3. Step 3: Cross multiply
    262,442.56x = 362,186.40 × 198,679.36
  4. Step 4: Simplify right side
    262,442.56x = 71,958,962,152.70
  5. Step 5: Solve for x
    x = 71,958,962,152.70/262,442.56
  6. Step 6: Final answer
    x = 274,189.38

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1.5x scale

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.