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Finding the Fourth Proportional to 8,572.14, 12,850.02 and 3,303.36

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Solution

The fourth proportional to 8,572.14, 12,850.02 and 3,303.36 is: 4,951.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,572.14 : 12,850.02 = 3,303.36 : x
  2. Step 2: Convert to fraction form
    8,572.14/12,850.02 = 3,303.36/x
  3. Step 3: Cross multiply
    8,572.14x = 12,850.02 × 3,303.36
  4. Step 4: Simplify right side
    8,572.14x = 42,448,242.07
  5. Step 5: Solve for x
    x = 42,448,242.07/8,572.14
  6. Step 6: Final answer
    x = 4,951.88

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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.