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Finding the Fourth Proportional to 301,497.60, 451,948.80 and 168,441.60

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Solution

The fourth proportional to 301,497.60, 451,948.80 and 168,441.60 is: 252,496.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,497.60 : 451,948.80 = 168,441.60 : x
  2. Step 2: Convert to fraction form
    301,497.60/451,948.80 = 168,441.60/x
  3. Step 3: Cross multiply
    301,497.60x = 451,948.80 × 168,441.60
  4. Step 4: Simplify right side
    301,497.60x = 76,126,978,990.08
  5. Step 5: Solve for x
    x = 76,126,978,990.08/301,497.60
  6. Step 6: Final answer
    x = 252,496.14

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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.