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Finding the Fourth Proportional to 444,480.40, 613,230.44 and 253,355.92

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Solution

The fourth proportional to 444,480.40, 613,230.44 and 253,355.92 is: 349,544.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,480.40 : 613,230.44 = 253,355.92 : x
  2. Step 2: Convert to fraction form
    444,480.40/613,230.44 = 253,355.92/x
  3. Step 3: Cross multiply
    444,480.40x = 613,230.44 × 253,355.92
  4. Step 4: Simplify right side
    444,480.40x = 155,365,562,298.21
  5. Step 5: Solve for x
    x = 155,365,562,298.21/444,480.40
  6. Step 6: Final answer
    x = 349,544.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.