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Finding the Fourth Proportional to 6,118.53, 9,179.27 and 1,901.65

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Solution

The fourth proportional to 6,118.53, 9,179.27 and 1,901.65 is: 2,852.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,118.53 : 9,179.27 = 1,901.65 : x
  2. Step 2: Convert to fraction form
    6,118.53/9,179.27 = 1,901.65/x
  3. Step 3: Cross multiply
    6,118.53x = 9,179.27 × 1,901.65
  4. Step 4: Simplify right side
    6,118.53x = 17,455,749.29
  5. Step 5: Solve for x
    x = 17,455,749.29/6,118.53
  6. Step 6: Final answer
    x = 2,852.93

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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.