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Finding the Fourth Proportional to 404,896.60, 607,604.10 and 236,416.60

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Solution

The fourth proportional to 404,896.60, 607,604.10 and 236,416.60 is: 354,776.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,896.60 : 607,604.10 = 236,416.60 : x
  2. Step 2: Convert to fraction form
    404,896.60/607,604.10 = 236,416.60/x
  3. Step 3: Cross multiply
    404,896.60x = 607,604.10 × 236,416.60
  4. Step 4: Simplify right side
    404,896.60x = 143,647,695,468.06
  5. Step 5: Solve for x
    x = 143,647,695,468.06/404,896.60
  6. Step 6: Final answer
    x = 354,776.25

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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.