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Finding the Fourth Proportional to 448,754.69, 619,281.47 and 244,806.43

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Solution

The fourth proportional to 448,754.69, 619,281.47 and 244,806.43 is: 337,832.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,754.69 : 619,281.47 = 244,806.43 : x
  2. Step 2: Convert to fraction form
    448,754.69/619,281.47 = 244,806.43/x
  3. Step 3: Cross multiply
    448,754.69x = 619,281.47 × 244,806.43
  4. Step 4: Simplify right side
    448,754.69x = 151,604,088,383.12
  5. Step 5: Solve for x
    x = 151,604,088,383.12/448,754.69
  6. Step 6: Final answer
    x = 337,832.88

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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.