Home / 603,682.20-904,211.10-366,611.40

Finding the Fourth Proportional to 603,682.20, 904,211.10 and 366,611.40

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Solution

The fourth proportional to 603,682.20, 904,211.10 and 366,611.40 is: 549,120.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,682.20 : 904,211.10 = 366,611.40 : x
  2. Step 2: Convert to fraction form
    603,682.20/904,211.10 = 366,611.40/x
  3. Step 3: Cross multiply
    603,682.20x = 904,211.10 × 366,611.40
  4. Step 4: Simplify right side
    603,682.20x = 331,494,097,266.54
  5. Step 5: Solve for x
    x = 331,494,097,266.54/603,682.20
  6. Step 6: Final answer
    x = 549,120.21

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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.