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Finding the Fourth Proportional to 7,294.87, 10,873.01 and 6,879.73

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Solution

The fourth proportional to 7,294.87, 10,873.01 and 6,879.73 is: 10,254.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,294.87 : 10,873.01 = 6,879.73 : x
  2. Step 2: Convert to fraction form
    7,294.87/10,873.01 = 6,879.73/x
  3. Step 3: Cross multiply
    7,294.87x = 10,873.01 × 6,879.73
  4. Step 4: Simplify right side
    7,294.87x = 74,803,373.09
  5. Step 5: Solve for x
    x = 74,803,373.09/7,294.87
  6. Step 6: Final answer
    x = 10,254.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.