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Finding the Fourth Proportional to 201,225.80, 301,838.70 and 198,273.35

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Solution

The fourth proportional to 201,225.80, 301,838.70 and 198,273.35 is: 297,410.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,225.80 : 301,838.70 = 198,273.35 : x
  2. Step 2: Convert to fraction form
    201,225.80/301,838.70 = 198,273.35/x
  3. Step 3: Cross multiply
    201,225.80x = 301,838.70 × 198,273.35
  4. Step 4: Simplify right side
    201,225.80x = 59,846,570,208.65
  5. Step 5: Solve for x
    x = 59,846,570,208.65/201,225.80
  6. Step 6: Final answer
    x = 297,410.03

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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.