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Finding the Fourth Proportional to 4,703.58, 6,490.80 and 2,579.09

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Solution

The fourth proportional to 4,703.58, 6,490.80 and 2,579.09 is: 3,559.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,703.58 : 6,490.80 = 2,579.09 : x
  2. Step 2: Convert to fraction form
    4,703.58/6,490.80 = 2,579.09/x
  3. Step 3: Cross multiply
    4,703.58x = 6,490.80 × 2,579.09
  4. Step 4: Simplify right side
    4,703.58x = 16,740,324.92
  5. Step 5: Solve for x
    x = 16,740,324.92/4,703.58
  6. Step 6: Final answer
    x = 3,559.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.