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Finding the Fourth Proportional to 5,473.44, 8,210.16 and 4,160.16

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Solution

The fourth proportional to 5,473.44, 8,210.16 and 4,160.16 is: 6,240.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,473.44 : 8,210.16 = 4,160.16 : x
  2. Step 2: Convert to fraction form
    5,473.44/8,210.16 = 4,160.16/x
  3. Step 3: Cross multiply
    5,473.44x = 8,210.16 × 4,160.16
  4. Step 4: Simplify right side
    5,473.44x = 34,155,579.23
  5. Step 5: Solve for x
    x = 34,155,579.23/5,473.44
  6. Step 6: Final answer
    x = 6,240.24

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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.