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Finding the Fourth Proportional to 7,558.04, 11,321.06 and 4,783.32

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Solution

The fourth proportional to 7,558.04, 11,321.06 and 4,783.32 is: 7,164.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,558.04 : 11,321.06 = 4,783.32 : x
  2. Step 2: Convert to fraction form
    7,558.04/11,321.06 = 4,783.32/x
  3. Step 3: Cross multiply
    7,558.04x = 11,321.06 × 4,783.32
  4. Step 4: Simplify right side
    7,558.04x = 54,152,252.72
  5. Step 5: Solve for x
    x = 54,152,252.72/7,558.04
  6. Step 6: Final answer
    x = 7,164.85

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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.