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Finding the Fourth Proportional to 4,604.80, 6,907.20 and 1,526.80

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Solution

The fourth proportional to 4,604.80, 6,907.20 and 1,526.80 is: 2,290.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,604.80 : 6,907.20 = 1,526.80 : x
  2. Step 2: Convert to fraction form
    4,604.80/6,907.20 = 1,526.80/x
  3. Step 3: Cross multiply
    4,604.80x = 6,907.20 × 1,526.80
  4. Step 4: Simplify right side
    4,604.80x = 10,545,912.96
  5. Step 5: Solve for x
    x = 10,545,912.96/4,604.80
  6. Step 6: Final answer
    x = 2,290.20

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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.