Home / 622,384.45-933,449.10-172,992.40

Finding the Fourth Proportional to 622,384.45, 933,449.10 and 172,992.40

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Solution

The fourth proportional to 622,384.45, 933,449.10 and 172,992.40 is: 259,453.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,384.45 : 933,449.10 = 172,992.40 : x
  2. Step 2: Convert to fraction form
    622,384.45/933,449.10 = 172,992.40/x
  3. Step 3: Cross multiply
    622,384.45x = 933,449.10 × 172,992.40
  4. Step 4: Simplify right side
    622,384.45x = 161,479,600,086.84
  5. Step 5: Solve for x
    x = 161,479,600,086.84/622,384.45
  6. Step 6: Final answer
    x = 259,453.14

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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.