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Finding the Fourth Proportional to 404,346.30, 605,257.32 and 297,850.32

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Solution

The fourth proportional to 404,346.30, 605,257.32 and 297,850.32 is: 445,845.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,346.30 : 605,257.32 = 297,850.32 : x
  2. Step 2: Convert to fraction form
    404,346.30/605,257.32 = 297,850.32/x
  3. Step 3: Cross multiply
    404,346.30x = 605,257.32 × 297,850.32
  4. Step 4: Simplify right side
    404,346.30x = 180,276,086,444.34
  5. Step 5: Solve for x
    x = 180,276,086,444.34/404,346.30
  6. Step 6: Final answer
    x = 445,845.77

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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.