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Finding the Fourth Proportional to 4,700.63, 7,050.99 and 2,235.70

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Solution

The fourth proportional to 4,700.63, 7,050.99 and 2,235.70 is: 3,353.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,700.63 : 7,050.99 = 2,235.70 : x
  2. Step 2: Convert to fraction form
    4,700.63/7,050.99 = 2,235.70/x
  3. Step 3: Cross multiply
    4,700.63x = 7,050.99 × 2,235.70
  4. Step 4: Simplify right side
    4,700.63x = 15,763,889.10
  5. Step 5: Solve for x
    x = 15,763,889.10/4,700.63
  6. Step 6: Final answer
    x = 3,353.57

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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.