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Finding the Fourth Proportional to 3,026.90, 4,246.30 and 3,026.90

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Solution

The fourth proportional to 3,026.90, 4,246.30 and 3,026.90 is: 4,246.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,026.90 : 4,246.30 = 3,026.90 : x
  2. Step 2: Convert to fraction form
    3,026.90/4,246.30 = 3,026.90/x
  3. Step 3: Cross multiply
    3,026.90x = 4,246.30 × 3,026.90
  4. Step 4: Simplify right side
    3,026.90x = 12,853,125.47
  5. Step 5: Solve for x
    x = 12,853,125.47/3,026.90
  6. Step 6: Final answer
    x = 4,246.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.