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Finding the Fourth Proportional to 12,804.33, 19,202.05 and 4,484.16

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Solution

The fourth proportional to 12,804.33, 19,202.05 and 4,484.16 is: 6,724.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,804.33 : 19,202.05 = 4,484.16 : x
  2. Step 2: Convert to fraction form
    12,804.33/19,202.05 = 4,484.16/x
  3. Step 3: Cross multiply
    12,804.33x = 19,202.05 × 4,484.16
  4. Step 4: Simplify right side
    12,804.33x = 86,105,029.32
  5. Step 5: Solve for x
    x = 86,105,029.32/12,804.33
  6. Step 6: Final answer
    x = 6,724.68

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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.