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Finding the Fourth Proportional to 13,297.67, 19,929.54 and 7,060.67

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Solution

The fourth proportional to 13,297.67, 19,929.54 and 7,060.67 is: 10,582.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,297.67 : 19,929.54 = 7,060.67 : x
  2. Step 2: Convert to fraction form
    13,297.67/19,929.54 = 7,060.67/x
  3. Step 3: Cross multiply
    13,297.67x = 19,929.54 × 7,060.67
  4. Step 4: Simplify right side
    13,297.67x = 140,715,906.76
  5. Step 5: Solve for x
    x = 140,715,906.76/13,297.67
  6. Step 6: Final answer
    x = 10,582.00

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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.