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Finding the Fourth Proportional to 2,888.86, 4,334.09 and 941.18

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Solution

The fourth proportional to 2,888.86, 4,334.09 and 941.18 is: 1,412.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,888.86 : 4,334.09 = 941.18 : x
  2. Step 2: Convert to fraction form
    2,888.86/4,334.09 = 941.18/x
  3. Step 3: Cross multiply
    2,888.86x = 4,334.09 × 941.18
  4. Step 4: Simplify right side
    2,888.86x = 4,079,158.83
  5. Step 5: Solve for x
    x = 4,079,158.83/2,888.86
  6. Step 6: Final answer
    x = 1,412.03

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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.