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Finding the Fourth Proportional to 33,579, 46,339.28 and 18,472.64

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Solution

The fourth proportional to 33,579, 46,339.28 and 18,472.64 is: 25,492.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,579 : 46,339.28 = 18,472.64 : x
  2. Step 2: Convert to fraction form
    33,579/46,339.28 = 18,472.64/x
  3. Step 3: Cross multiply
    33,579x = 46,339.28 × 18,472.64
  4. Step 4: Simplify right side
    33,579x = 856,008,837.30
  5. Step 5: Solve for x
    x = 856,008,837.30/33,579
  6. Step 6: Final answer
    x = 25,492.39

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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.