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Finding the Fourth Proportional to 4,961.99, 7,444.70 and 3,302.78

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Solution

The fourth proportional to 4,961.99, 7,444.70 and 3,302.78 is: 4,955.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,961.99 : 7,444.70 = 3,302.78 : x
  2. Step 2: Convert to fraction form
    4,961.99/7,444.70 = 3,302.78/x
  3. Step 3: Cross multiply
    4,961.99x = 7,444.70 × 3,302.78
  4. Step 4: Simplify right side
    4,961.99x = 24,588,152.53
  5. Step 5: Solve for x
    x = 24,588,152.53/4,961.99
  6. Step 6: Final answer
    x = 4,955.31

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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.