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Finding the Fourth Proportional to 6,850.79, 9,458.16 and 4,497.05

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Solution

The fourth proportional to 6,850.79, 9,458.16 and 4,497.05 is: 6,208.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,850.79 : 9,458.16 = 4,497.05 : x
  2. Step 2: Convert to fraction form
    6,850.79/9,458.16 = 4,497.05/x
  3. Step 3: Cross multiply
    6,850.79x = 9,458.16 × 4,497.05
  4. Step 4: Simplify right side
    6,850.79x = 42,533,818.43
  5. Step 5: Solve for x
    x = 42,533,818.43/6,850.79
  6. Step 6: Final answer
    x = 6,208.60

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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.