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Finding the Fourth Proportional to 7,240.01, 10,853.84 and 6,895.55

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Solution

The fourth proportional to 7,240.01, 10,853.84 and 6,895.55 is: 10,337.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,240.01 : 10,853.84 = 6,895.55 : x
  2. Step 2: Convert to fraction form
    7,240.01/10,853.84 = 6,895.55/x
  3. Step 3: Cross multiply
    7,240.01x = 10,853.84 × 6,895.55
  4. Step 4: Simplify right side
    7,240.01x = 74,843,107.67
  5. Step 5: Solve for x
    x = 74,843,107.67/7,240.01
  6. Step 6: Final answer
    x = 10,337.44

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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.