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Finding the Fourth Proportional to 5,364.94, 7,403.59 and 3,007.09

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Solution

The fourth proportional to 5,364.94, 7,403.59 and 3,007.09 is: 4,149.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,364.94 : 7,403.59 = 3,007.09 : x
  2. Step 2: Convert to fraction form
    5,364.94/7,403.59 = 3,007.09/x
  3. Step 3: Cross multiply
    5,364.94x = 7,403.59 × 3,007.09
  4. Step 4: Simplify right side
    5,364.94x = 22,263,261.45
  5. Step 5: Solve for x
    x = 22,263,261.45/5,364.94
  6. Step 6: Final answer
    x = 4,149.77

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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.