Home / 260,877.62-393,093.40-214,530.84

Finding the Fourth Proportional to 260,877.62, 393,093.40 and 214,530.84

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Solution

The fourth proportional to 260,877.62, 393,093.40 and 214,530.84 is: 323,257.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,877.62 : 393,093.40 = 214,530.84 : x
  2. Step 2: Convert to fraction form
    260,877.62/393,093.40 = 214,530.84/x
  3. Step 3: Cross multiply
    260,877.62x = 393,093.40 × 214,530.84
  4. Step 4: Simplify right side
    260,877.62x = 84,330,657,300.46
  5. Step 5: Solve for x
    x = 84,330,657,300.46/260,877.62
  6. Step 6: Final answer
    x = 323,257.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.