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Finding the Fourth Proportional to 197,019.60, 295,529.40 and 113,816.40

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Solution

The fourth proportional to 197,019.60, 295,529.40 and 113,816.40 is: 170,724.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,019.60 : 295,529.40 = 113,816.40 : x
  2. Step 2: Convert to fraction form
    197,019.60/295,529.40 = 113,816.40/x
  3. Step 3: Cross multiply
    197,019.60x = 295,529.40 × 113,816.40
  4. Step 4: Simplify right side
    197,019.60x = 33,636,092,402.16
  5. Step 5: Solve for x
    x = 33,636,092,402.16/197,019.60
  6. Step 6: Final answer
    x = 170,724.60

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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.