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Finding the Fourth Proportional to 264,884.88, 397,316.64 and 65,195.52

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Solution

The fourth proportional to 264,884.88, 397,316.64 and 65,195.52 is: 97,790.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,884.88 : 397,316.64 = 65,195.52 : x
  2. Step 2: Convert to fraction form
    264,884.88/397,316.64 = 65,195.52/x
  3. Step 3: Cross multiply
    264,884.88x = 397,316.64 × 65,195.52
  4. Step 4: Simplify right side
    264,884.88x = 25,903,264,949.45
  5. Step 5: Solve for x
    x = 25,903,264,949.45/264,884.88
  6. Step 6: Final answer
    x = 97,790.65

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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.