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Finding the Fourth Proportional to 197,171.84, 295,874.88 and 72,600.32

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Solution

The fourth proportional to 197,171.84, 295,874.88 and 72,600.32 is: 108,943.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,171.84 : 295,874.88 = 72,600.32 : x
  2. Step 2: Convert to fraction form
    197,171.84/295,874.88 = 72,600.32/x
  3. Step 3: Cross multiply
    197,171.84x = 295,874.88 × 72,600.32
  4. Step 4: Simplify right side
    197,171.84x = 21,480,610,967.96
  5. Step 5: Solve for x
    x = 21,480,610,967.96/197,171.84
  6. Step 6: Final answer
    x = 108,943.60

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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.