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Finding the Fourth Proportional to 591,887.58, 816,611.40 and 362,205.60

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Solution

The fourth proportional to 591,887.58, 816,611.40 and 362,205.60 is: 499,725.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,887.58 : 816,611.40 = 362,205.60 : x
  2. Step 2: Convert to fraction form
    591,887.58/816,611.40 = 362,205.60/x
  3. Step 3: Cross multiply
    591,887.58x = 816,611.40 × 362,205.60
  4. Step 4: Simplify right side
    591,887.58x = 295,781,222,103.84
  5. Step 5: Solve for x
    x = 295,781,222,103.84/591,887.58
  6. Step 6: Final answer
    x = 499,725.34

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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.