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Finding the Fourth Proportional to 444,338.64, 613,202.76 and 243,153.36

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Solution

The fourth proportional to 444,338.64, 613,202.76 and 243,153.36 is: 335,560.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,338.64 : 613,202.76 = 243,153.36 : x
  2. Step 2: Convert to fraction form
    444,338.64/613,202.76 = 243,153.36/x
  3. Step 3: Cross multiply
    444,338.64x = 613,202.76 × 243,153.36
  4. Step 4: Simplify right side
    444,338.64x = 149,102,311,455.27
  5. Step 5: Solve for x
    x = 149,102,311,455.27/444,338.64
  6. Step 6: Final answer
    x = 335,560.08

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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.