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Finding the Fourth Proportional to 4,689.82, 6,472.07 and 2,593.95

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Solution

The fourth proportional to 4,689.82, 6,472.07 and 2,593.95 is: 3,579.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,689.82 : 6,472.07 = 2,593.95 : x
  2. Step 2: Convert to fraction form
    4,689.82/6,472.07 = 2,593.95/x
  3. Step 3: Cross multiply
    4,689.82x = 6,472.07 × 2,593.95
  4. Step 4: Simplify right side
    4,689.82x = 16,788,225.98
  5. Step 5: Solve for x
    x = 16,788,225.98/4,689.82
  6. Step 6: Final answer
    x = 3,579.72

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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.