Home / 397,927.88-596,516.61-198,059.32

Finding the Fourth Proportional to 397,927.88, 596,516.61 and 198,059.32

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Solution

The fourth proportional to 397,927.88, 596,516.61 and 198,059.32 is: 296,902.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,927.88 : 596,516.61 = 198,059.32 : x
  2. Step 2: Convert to fraction form
    397,927.88/596,516.61 = 198,059.32/x
  3. Step 3: Cross multiply
    397,927.88x = 596,516.61 × 198,059.32
  4. Step 4: Simplify right side
    397,927.88x = 118,145,674,145.31
  5. Step 5: Solve for x
    x = 118,145,674,145.31/397,927.88
  6. Step 6: Final answer
    x = 296,902.23

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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.