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Finding the Fourth Proportional to 4,392, 6,060.96 and 2,528.96

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Solution

The fourth proportional to 4,392, 6,060.96 and 2,528.96 is: 3,489.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,392 : 6,060.96 = 2,528.96 : x
  2. Step 2: Convert to fraction form
    4,392/6,060.96 = 2,528.96/x
  3. Step 3: Cross multiply
    4,392x = 6,060.96 × 2,528.96
  4. Step 4: Simplify right side
    4,392x = 15,327,925.40
  5. Step 5: Solve for x
    x = 15,327,925.40/4,392
  6. Step 6: Final answer
    x = 3,489.96

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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.