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Finding the Fourth Proportional to 192,299.30, 288,476.26 and 59,190.64

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Solution

The fourth proportional to 192,299.30, 288,476.26 and 59,190.64 is: 88,794.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,299.30 : 288,476.26 = 59,190.64 : x
  2. Step 2: Convert to fraction form
    192,299.30/288,476.26 = 59,190.64/x
  3. Step 3: Cross multiply
    192,299.30x = 288,476.26 × 59,190.64
  4. Step 4: Simplify right side
    192,299.30x = 17,075,094,454.21
  5. Step 5: Solve for x
    x = 17,075,094,454.21/192,299.30
  6. Step 6: Final answer
    x = 88,794.37

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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.