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Finding the Fourth Proportional to 7,310.67, 10,950.48 and 7,054.92

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Solution

The fourth proportional to 7,310.67, 10,950.48 and 7,054.92 is: 10,567.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,310.67 : 10,950.48 = 7,054.92 : x
  2. Step 2: Convert to fraction form
    7,310.67/10,950.48 = 7,054.92/x
  3. Step 3: Cross multiply
    7,310.67x = 10,950.48 × 7,054.92
  4. Step 4: Simplify right side
    7,310.67x = 77,254,760.36
  5. Step 5: Solve for x
    x = 77,254,760.36/7,310.67
  6. Step 6: Final answer
    x = 10,567.40

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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.