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Finding the Fourth Proportional to 544,650.48, 817,741.17 and 278,601.93

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Solution

The fourth proportional to 544,650.48, 817,741.17 and 278,601.93 is: 418,294.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,650.48 : 817,741.17 = 278,601.93 : x
  2. Step 2: Convert to fraction form
    544,650.48/817,741.17 = 278,601.93/x
  3. Step 3: Cross multiply
    544,650.48x = 817,741.17 × 278,601.93
  4. Step 4: Simplify right side
    544,650.48x = 227,824,268,202.46
  5. Step 5: Solve for x
    x = 227,824,268,202.46/544,650.48
  6. Step 6: Final answer
    x = 418,294.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.