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Finding the Fourth Proportional to 9,800.90, 14,702.38 and 3,227.08

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Solution

The fourth proportional to 9,800.90, 14,702.38 and 3,227.08 is: 4,840.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,800.90 : 14,702.38 = 3,227.08 : x
  2. Step 2: Convert to fraction form
    9,800.90/14,702.38 = 3,227.08/x
  3. Step 3: Cross multiply
    9,800.90x = 14,702.38 × 3,227.08
  4. Step 4: Simplify right side
    9,800.90x = 47,445,756.45
  5. Step 5: Solve for x
    x = 47,445,756.45/9,800.90
  6. Step 6: Final answer
    x = 4,840.96

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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.