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Finding the Fourth Proportional to 17,219.06, 25,828.47 and 4,907.06

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Solution

The fourth proportional to 17,219.06, 25,828.47 and 4,907.06 is: 7,360.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,219.06 : 25,828.47 = 4,907.06 : x
  2. Step 2: Convert to fraction form
    17,219.06/25,828.47 = 4,907.06/x
  3. Step 3: Cross multiply
    17,219.06x = 25,828.47 × 4,907.06
  4. Step 4: Simplify right side
    17,219.06x = 126,741,852.00
  5. Step 5: Solve for x
    x = 126,741,852.00/17,219.06
  6. Step 6: Final answer
    x = 7,360.56

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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.