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Finding the Fourth Proportional to 264,789.02, 397,180.06 and 65,111.13

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Solution

The fourth proportional to 264,789.02, 397,180.06 and 65,111.13 is: 97,665.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,789.02 : 397,180.06 = 65,111.13 : x
  2. Step 2: Convert to fraction form
    264,789.02/397,180.06 = 65,111.13/x
  3. Step 3: Cross multiply
    264,789.02x = 397,180.06 × 65,111.13
  4. Step 4: Simplify right side
    264,789.02x = 25,860,842,520.07
  5. Step 5: Solve for x
    x = 25,860,842,520.07/264,789.02
  6. Step 6: Final answer
    x = 97,665.84

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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.