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Finding the Fourth Proportional to 4,979.19, 7,502.03 and 4,504.83

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Solution

The fourth proportional to 4,979.19, 7,502.03 and 4,504.83 is: 6,787.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,979.19 : 7,502.03 = 4,504.83 : x
  2. Step 2: Convert to fraction form
    4,979.19/7,502.03 = 4,504.83/x
  3. Step 3: Cross multiply
    4,979.19x = 7,502.03 × 4,504.83
  4. Step 4: Simplify right side
    4,979.19x = 33,795,347.28
  5. Step 5: Solve for x
    x = 33,795,347.28/4,979.19
  6. Step 6: Final answer
    x = 6,787.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.