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Finding the Fourth Proportional to 9,050, 12,504.52 and 7,475.28

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Solution

The fourth proportional to 9,050, 12,504.52 and 7,475.28 is: 10,328.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,050 : 12,504.52 = 7,475.28 : x
  2. Step 2: Convert to fraction form
    9,050/12,504.52 = 7,475.28/x
  3. Step 3: Cross multiply
    9,050x = 12,504.52 × 7,475.28
  4. Step 4: Simplify right side
    9,050x = 93,474,788.27
  5. Step 5: Solve for x
    x = 93,474,788.27/9,050
  6. Step 6: Final answer
    x = 10,328.71

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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.