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Finding the Fourth Proportional to 3,496.38, 4,779.98 and 3,496.38

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Solution

The fourth proportional to 3,496.38, 4,779.98 and 3,496.38 is: 4,779.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,496.38 : 4,779.98 = 3,496.38 : x
  2. Step 2: Convert to fraction form
    3,496.38/4,779.98 = 3,496.38/x
  3. Step 3: Cross multiply
    3,496.38x = 4,779.98 × 3,496.38
  4. Step 4: Simplify right side
    3,496.38x = 16,712,608.99
  5. Step 5: Solve for x
    x = 16,712,608.99/3,496.38
  6. Step 6: Final answer
    x = 4,779.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.