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Finding the Fourth Proportional to 5,741.32, 8,554.28 and 5,364.13

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Solution

The fourth proportional to 5,741.32, 8,554.28 and 5,364.13 is: 7,992.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,741.32 : 8,554.28 = 5,364.13 : x
  2. Step 2: Convert to fraction form
    5,741.32/8,554.28 = 5,364.13/x
  3. Step 3: Cross multiply
    5,741.32x = 8,554.28 × 5,364.13
  4. Step 4: Simplify right side
    5,741.32x = 45,886,269.98
  5. Step 5: Solve for x
    x = 45,886,269.98/5,741.32
  6. Step 6: Final answer
    x = 7,992.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.