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Finding the Fourth Proportional to 12,482, 17,225.16 and 6,893.36

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Solution

The fourth proportional to 12,482, 17,225.16 and 6,893.36 is: 9,512.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,482 : 17,225.16 = 6,893.36 : x
  2. Step 2: Convert to fraction form
    12,482/17,225.16 = 6,893.36/x
  3. Step 3: Cross multiply
    12,482x = 17,225.16 × 6,893.36
  4. Step 4: Simplify right side
    12,482x = 118,739,228.94
  5. Step 5: Solve for x
    x = 118,739,228.94/12,482
  6. Step 6: Final answer
    x = 9,512.84

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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.