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Finding the Fourth Proportional to 673,179.75, 928,966.73 and 382,822.88

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Solution

The fourth proportional to 673,179.75, 928,966.73 and 382,822.88 is: 528,283.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,179.75 : 928,966.73 = 382,822.88 : x
  2. Step 2: Convert to fraction form
    673,179.75/928,966.73 = 382,822.88/x
  3. Step 3: Cross multiply
    673,179.75x = 928,966.73 × 382,822.88
  4. Step 4: Simplify right side
    673,179.75x = 355,629,712,443.83
  5. Step 5: Solve for x
    x = 355,629,712,443.83/673,179.75
  6. Step 6: Final answer
    x = 528,283.44

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.