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Finding the Fourth Proportional to 5,903.56, 8,867.64 and 4,980.93

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Solution

The fourth proportional to 5,903.56, 8,867.64 and 4,980.93 is: 7,481.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,903.56 : 8,867.64 = 4,980.93 : x
  2. Step 2: Convert to fraction form
    5,903.56/8,867.64 = 4,980.93/x
  3. Step 3: Cross multiply
    5,903.56x = 8,867.64 × 4,980.93
  4. Step 4: Simplify right side
    5,903.56x = 44,169,079.53
  5. Step 5: Solve for x
    x = 44,169,079.53/5,903.56
  6. Step 6: Final answer
    x = 7,481.77

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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.