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Finding the Fourth Proportional to 9,929.99, 14,873.11 and 6,627.62

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Solution

The fourth proportional to 9,929.99, 14,873.11 and 6,627.62 is: 9,926.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,929.99 : 14,873.11 = 6,627.62 : x
  2. Step 2: Convert to fraction form
    9,929.99/14,873.11 = 6,627.62/x
  3. Step 3: Cross multiply
    9,929.99x = 14,873.11 × 6,627.62
  4. Step 4: Simplify right side
    9,929.99x = 98,573,230.36
  5. Step 5: Solve for x
    x = 98,573,230.36/9,929.99
  6. Step 6: Final answer
    x = 9,926.83

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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.