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Finding the Fourth Proportional to 2,625.56, 3,926.71 and 2,335.11

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Solution

The fourth proportional to 2,625.56, 3,926.71 and 2,335.11 is: 3,492.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,625.56 : 3,926.71 = 2,335.11 : x
  2. Step 2: Convert to fraction form
    2,625.56/3,926.71 = 2,335.11/x
  3. Step 3: Cross multiply
    2,625.56x = 3,926.71 × 2,335.11
  4. Step 4: Simplify right side
    2,625.56x = 9,169,299.79
  5. Step 5: Solve for x
    x = 9,169,299.79/2,625.56
  6. Step 6: Final answer
    x = 3,492.32

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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.