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Finding the Fourth Proportional to 3,703.77, 5,549.34 and 3,236.40

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Solution

The fourth proportional to 3,703.77, 5,549.34 and 3,236.40 is: 4,849.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,703.77 : 5,549.34 = 3,236.40 : x
  2. Step 2: Convert to fraction form
    3,703.77/5,549.34 = 3,236.40/x
  3. Step 3: Cross multiply
    3,703.77x = 5,549.34 × 3,236.40
  4. Step 4: Simplify right side
    3,703.77x = 17,959,883.98
  5. Step 5: Solve for x
    x = 17,959,883.98/3,703.77
  6. Step 6: Final answer
    x = 4,849.08

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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.