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Finding the Fourth Proportional to 462,876.73, 693,235.49 and 450,104.42

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Solution

The fourth proportional to 462,876.73, 693,235.49 and 450,104.42 is: 674,106.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,876.73 : 693,235.49 = 450,104.42 : x
  2. Step 2: Convert to fraction form
    462,876.73/693,235.49 = 450,104.42/x
  3. Step 3: Cross multiply
    462,876.73x = 693,235.49 × 450,104.42
  4. Step 4: Simplify right side
    462,876.73x = 312,028,356,948.63
  5. Step 5: Solve for x
    x = 312,028,356,948.63/462,876.73
  6. Step 6: Final answer
    x = 674,106.82

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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.