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Finding the Fourth Proportional to 366,984.30, 549,958.05 and 271,469.10

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Solution

The fourth proportional to 366,984.30, 549,958.05 and 271,469.10 is: 406,820.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,984.30 : 549,958.05 = 271,469.10 : x
  2. Step 2: Convert to fraction form
    366,984.30/549,958.05 = 271,469.10/x
  3. Step 3: Cross multiply
    366,984.30x = 549,958.05 × 271,469.10
  4. Step 4: Simplify right side
    366,984.30x = 149,296,616,871.26
  5. Step 5: Solve for x
    x = 149,296,616,871.26/366,984.30
  6. Step 6: Final answer
    x = 406,820.17

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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.