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Finding the Fourth Proportional to 444,013.11, 612,728.96 and 242,809.11

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Solution

The fourth proportional to 444,013.11, 612,728.96 and 242,809.11 is: 335,071.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,013.11 : 612,728.96 = 242,809.11 : x
  2. Step 2: Convert to fraction form
    444,013.11/612,728.96 = 242,809.11/x
  3. Step 3: Cross multiply
    444,013.11x = 612,728.96 × 242,809.11
  4. Step 4: Simplify right side
    444,013.11x = 148,776,172,234.78
  5. Step 5: Solve for x
    x = 148,776,172,234.78/444,013.11
  6. Step 6: Final answer
    x = 335,071.58

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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.