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Finding the Fourth Proportional to 550,605.12, 825,829.76 and 176,579.52

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Solution

The fourth proportional to 550,605.12, 825,829.76 and 176,579.52 is: 264,844.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,605.12 : 825,829.76 = 176,579.52 : x
  2. Step 2: Convert to fraction form
    550,605.12/825,829.76 = 176,579.52/x
  3. Step 3: Cross multiply
    550,605.12x = 825,829.76 × 176,579.52
  4. Step 4: Simplify right side
    550,605.12x = 145,824,622,622.52
  5. Step 5: Solve for x
    x = 145,824,622,622.52/550,605.12
  6. Step 6: Final answer
    x = 264,844.29

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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.