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Finding the Fourth Proportional to 7,573.65, 10,451.50 and 4,216.38

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Solution

The fourth proportional to 7,573.65, 10,451.50 and 4,216.38 is: 5,818.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,573.65 : 10,451.50 = 4,216.38 : x
  2. Step 2: Convert to fraction form
    7,573.65/10,451.50 = 4,216.38/x
  3. Step 3: Cross multiply
    7,573.65x = 10,451.50 × 4,216.38
  4. Step 4: Simplify right side
    7,573.65x = 44,067,495.57
  5. Step 5: Solve for x
    x = 44,067,495.57/7,573.65
  6. Step 6: Final answer
    x = 5,818.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.