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Finding the Fourth Proportional to 7,305.46, 10,958.19 and 4,020.10

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Solution

The fourth proportional to 7,305.46, 10,958.19 and 4,020.10 is: 6,030.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,305.46 : 10,958.19 = 4,020.10 : x
  2. Step 2: Convert to fraction form
    7,305.46/10,958.19 = 4,020.10/x
  3. Step 3: Cross multiply
    7,305.46x = 10,958.19 × 4,020.10
  4. Step 4: Simplify right side
    7,305.46x = 44,053,019.62
  5. Step 5: Solve for x
    x = 44,053,019.62/7,305.46
  6. Step 6: Final answer
    x = 6,030.15

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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.