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Finding the Fourth Proportional to 5,888.86, 8,126.63 and 3,236.40

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Solution

The fourth proportional to 5,888.86, 8,126.63 and 3,236.40 is: 4,466.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,888.86 : 8,126.63 = 3,236.40 : x
  2. Step 2: Convert to fraction form
    5,888.86/8,126.63 = 3,236.40/x
  3. Step 3: Cross multiply
    5,888.86x = 8,126.63 × 3,236.40
  4. Step 4: Simplify right side
    5,888.86x = 26,301,021.29
  5. Step 5: Solve for x
    x = 26,301,021.29/5,888.86
  6. Step 6: Final answer
    x = 4,466.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.