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Finding the Fourth Proportional to 359,745.45, 496,435.71 and 198,597.04

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Solution

The fourth proportional to 359,745.45, 496,435.71 and 198,597.04 is: 274,056.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,745.45 : 496,435.71 = 198,597.04 : x
  2. Step 2: Convert to fraction form
    359,745.45/496,435.71 = 198,597.04/x
  3. Step 3: Cross multiply
    359,745.45x = 496,435.71 × 198,597.04
  4. Step 4: Simplify right side
    359,745.45x = 98,590,662,556.30
  5. Step 5: Solve for x
    x = 98,590,662,556.30/359,745.45
  6. Step 6: Final answer
    x = 274,056.73

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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.