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Finding the Fourth Proportional to 4,668.60, 7,002.88 and 4,435.02

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Solution

The fourth proportional to 4,668.60, 7,002.88 and 4,435.02 is: 6,652.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,668.60 : 7,002.88 = 4,435.02 : x
  2. Step 2: Convert to fraction form
    4,668.60/7,002.88 = 4,435.02/x
  3. Step 3: Cross multiply
    4,668.60x = 7,002.88 × 4,435.02
  4. Step 4: Simplify right side
    4,668.60x = 31,057,912.86
  5. Step 5: Solve for x
    x = 31,057,912.86/4,668.60
  6. Step 6: Final answer
    x = 6,652.51

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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.