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Finding the Fourth Proportional to 3,588.95, 4,955.20 and 2,927.39

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Solution

The fourth proportional to 3,588.95, 4,955.20 and 2,927.39 is: 4,041.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,588.95 : 4,955.20 = 2,927.39 : x
  2. Step 2: Convert to fraction form
    3,588.95/4,955.20 = 2,927.39/x
  3. Step 3: Cross multiply
    3,588.95x = 4,955.20 × 2,927.39
  4. Step 4: Simplify right side
    3,588.95x = 14,505,770.83
  5. Step 5: Solve for x
    x = 14,505,770.83/3,588.95
  6. Step 6: Final answer
    x = 4,041.78

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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.