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Finding the Fourth Proportional to 197,173.84, 295,877.88 and 72,602.32

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Solution

The fourth proportional to 197,173.84, 295,877.88 and 72,602.32 is: 108,946.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,173.84 : 295,877.88 = 72,602.32 : x
  2. Step 2: Convert to fraction form
    197,173.84/295,877.88 = 72,602.32/x
  3. Step 3: Cross multiply
    197,173.84x = 295,877.88 × 72,602.32
  4. Step 4: Simplify right side
    197,173.84x = 21,481,420,524.68
  5. Step 5: Solve for x
    x = 21,481,420,524.68/197,173.84
  6. Step 6: Final answer
    x = 108,946.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.