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Finding the Fourth Proportional to 6,970.78, 9,611.22 and 4,848.04

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Solution

The fourth proportional to 6,970.78, 9,611.22 and 4,848.04 is: 6,684.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,970.78 : 9,611.22 = 4,848.04 : x
  2. Step 2: Convert to fraction form
    6,970.78/9,611.22 = 4,848.04/x
  3. Step 3: Cross multiply
    6,970.78x = 9,611.22 × 4,848.04
  4. Step 4: Simplify right side
    6,970.78x = 46,595,579.01
  5. Step 5: Solve for x
    x = 46,595,579.01/6,970.78
  6. Step 6: Final answer
    x = 6,684.41

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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.