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Finding the Fourth Proportional to 1,188.91, 1,783.59 and 596.24

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Solution

The fourth proportional to 1,188.91, 1,783.59 and 596.24 is: 894.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,188.91 : 1,783.59 = 596.24 : x
  2. Step 2: Convert to fraction form
    1,188.91/1,783.59 = 596.24/x
  3. Step 3: Cross multiply
    1,188.91x = 1,783.59 × 596.24
  4. Step 4: Simplify right side
    1,188.91x = 1,063,449.93
  5. Step 5: Solve for x
    x = 1,063,449.93/1,188.91
  6. Step 6: Final answer
    x = 894.48

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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.