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Finding the Fourth Proportional to 7,346.99, 10,992.94 and 4,374.56

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Solution

The fourth proportional to 7,346.99, 10,992.94 and 4,374.56 is: 6,545.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,346.99 : 10,992.94 = 4,374.56 : x
  2. Step 2: Convert to fraction form
    7,346.99/10,992.94 = 4,374.56/x
  3. Step 3: Cross multiply
    7,346.99x = 10,992.94 × 4,374.56
  4. Step 4: Simplify right side
    7,346.99x = 48,089,275.61
  5. Step 5: Solve for x
    x = 48,089,275.61/7,346.99
  6. Step 6: Final answer
    x = 6,545.44

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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.