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Finding the Fourth Proportional to 7,049.67, 9,723.11 and 4,924.50

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Solution

The fourth proportional to 7,049.67, 9,723.11 and 4,924.50 is: 6,792.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,049.67 : 9,723.11 = 4,924.50 : x
  2. Step 2: Convert to fraction form
    7,049.67/9,723.11 = 4,924.50/x
  3. Step 3: Cross multiply
    7,049.67x = 9,723.11 × 4,924.50
  4. Step 4: Simplify right side
    7,049.67x = 47,881,455.20
  5. Step 5: Solve for x
    x = 47,881,455.20/7,049.67
  6. Step 6: Final answer
    x = 6,792.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.