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Finding the Fourth Proportional to 366,911.08, 550,366.62 and 177,462.20

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Solution

The fourth proportional to 366,911.08, 550,366.62 and 177,462.20 is: 266,193.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,911.08 : 550,366.62 = 177,462.20 : x
  2. Step 2: Convert to fraction form
    366,911.08/550,366.62 = 177,462.20/x
  3. Step 3: Cross multiply
    366,911.08x = 550,366.62 × 177,462.20
  4. Step 4: Simplify right side
    366,911.08x = 97,669,271,191.76
  5. Step 5: Solve for x
    x = 97,669,271,191.76/366,911.08
  6. Step 6: Final answer
    x = 266,193.30

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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.