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Finding the Fourth Proportional to 403,850.60, 605,557.20 and 166,925.60

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Solution

The fourth proportional to 403,850.60, 605,557.20 and 166,925.60 is: 250,298.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,850.60 : 605,557.20 = 166,925.60 : x
  2. Step 2: Convert to fraction form
    403,850.60/605,557.20 = 166,925.60/x
  3. Step 3: Cross multiply
    403,850.60x = 605,557.20 × 166,925.60
  4. Step 4: Simplify right side
    403,850.60x = 101,082,998,944.32
  5. Step 5: Solve for x
    x = 101,082,998,944.32/403,850.60
  6. Step 6: Final answer
    x = 250,298.00

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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.