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Finding the Fourth Proportional to 6,527.55, 9,783.30 and 3,012.68

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Solution

The fourth proportional to 6,527.55, 9,783.30 and 3,012.68 is: 4,515.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,527.55 : 9,783.30 = 3,012.68 : x
  2. Step 2: Convert to fraction form
    6,527.55/9,783.30 = 3,012.68/x
  3. Step 3: Cross multiply
    6,527.55x = 9,783.30 × 3,012.68
  4. Step 4: Simplify right side
    6,527.55x = 29,473,903.33
  5. Step 5: Solve for x
    x = 29,473,903.33/6,527.55
  6. Step 6: Final answer
    x = 4,515.31

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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.