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Finding the Fourth Proportional to 444,016.61, 612,733.79 and 242,812.61

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Solution

The fourth proportional to 444,016.61, 612,733.79 and 242,812.61 is: 335,076.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,016.61 : 612,733.79 = 242,812.61 : x
  2. Step 2: Convert to fraction form
    444,016.61/612,733.79 = 242,812.61/x
  3. Step 3: Cross multiply
    444,016.61x = 612,733.79 × 242,812.61
  4. Step 4: Simplify right side
    444,016.61x = 148,779,489,571.03
  5. Step 5: Solve for x
    x = 148,779,489,571.03/444,016.61
  6. Step 6: Final answer
    x = 335,076.41

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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.