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Finding the Fourth Proportional to 9,001.98, 13,477.05 and 7,524.54

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Solution

The fourth proportional to 9,001.98, 13,477.05 and 7,524.54 is: 11,265.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,001.98 : 13,477.05 = 7,524.54 : x
  2. Step 2: Convert to fraction form
    9,001.98/13,477.05 = 7,524.54/x
  3. Step 3: Cross multiply
    9,001.98x = 13,477.05 × 7,524.54
  4. Step 4: Simplify right side
    9,001.98x = 101,408,601.81
  5. Step 5: Solve for x
    x = 101,408,601.81/9,001.98
  6. Step 6: Final answer
    x = 11,265.14

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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.