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Finding the Fourth Proportional to 6,003.60, 8,993.04 and 5,312.06

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Solution

The fourth proportional to 6,003.60, 8,993.04 and 5,312.06 is: 7,957.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,003.60 : 8,993.04 = 5,312.06 : x
  2. Step 2: Convert to fraction form
    6,003.60/8,993.04 = 5,312.06/x
  3. Step 3: Cross multiply
    6,003.60x = 8,993.04 × 5,312.06
  4. Step 4: Simplify right side
    6,003.60x = 47,771,568.06
  5. Step 5: Solve for x
    x = 47,771,568.06/6,003.60
  6. Step 6: Final answer
    x = 7,957.15

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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.