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Finding the Fourth Proportional to 5,074.44, 7,006.04 and 4,542.40

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Solution

The fourth proportional to 5,074.44, 7,006.04 and 4,542.40 is: 6,271.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,074.44 : 7,006.04 = 4,542.40 : x
  2. Step 2: Convert to fraction form
    5,074.44/7,006.04 = 4,542.40/x
  3. Step 3: Cross multiply
    5,074.44x = 7,006.04 × 4,542.40
  4. Step 4: Simplify right side
    5,074.44x = 31,824,236.10
  5. Step 5: Solve for x
    x = 31,824,236.10/5,074.44
  6. Step 6: Final answer
    x = 6,271.48

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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.