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Finding the Fourth Proportional to 583.03, 874.34 and 192.96

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Solution

The fourth proportional to 583.03, 874.34 and 192.96 is: 289.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    583.03 : 874.34 = 192.96 : x
  2. Step 2: Convert to fraction form
    583.03/874.34 = 192.96/x
  3. Step 3: Cross multiply
    583.03x = 874.34 × 192.96
  4. Step 4: Simplify right side
    583.03x = 168,711.68
  5. Step 5: Solve for x
    x = 168,711.68/583.03
  6. Step 6: Final answer
    x = 289.37

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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.