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Finding the Fourth Proportional to 264,888.92, 397,333.38 and 77,900.42

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Solution

The fourth proportional to 264,888.92, 397,333.38 and 77,900.42 is: 116,850.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,888.92 : 397,333.38 = 77,900.42 : x
  2. Step 2: Convert to fraction form
    264,888.92/397,333.38 = 77,900.42/x
  3. Step 3: Cross multiply
    264,888.92x = 397,333.38 × 77,900.42
  4. Step 4: Simplify right side
    264,888.92x = 30,952,438,175.35
  5. Step 5: Solve for x
    x = 30,952,438,175.35/264,888.92
  6. Step 6: Final answer
    x = 116,850.63

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1.5x scale

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.