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Finding the Fourth Proportional to 444,253.77, 613,084.28 and 243,049.77

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Solution

The fourth proportional to 444,253.77, 613,084.28 and 243,049.77 is: 335,416.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,253.77 : 613,084.28 = 243,049.77 : x
  2. Step 2: Convert to fraction form
    444,253.77/613,084.28 = 243,049.77/x
  3. Step 3: Cross multiply
    444,253.77x = 613,084.28 × 243,049.77
  4. Step 4: Simplify right side
    444,253.77x = 149,009,992,029.37
  5. Step 5: Solve for x
    x = 149,009,992,029.37/444,253.77
  6. Step 6: Final answer
    x = 335,416.38

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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.