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Finding the Fourth Proportional to 550,100.36, 825,387.37 and 297,558.36

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Solution

The fourth proportional to 550,100.36, 825,387.37 and 297,558.36 is: 446,465.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,100.36 : 825,387.37 = 297,558.36 : x
  2. Step 2: Convert to fraction form
    550,100.36/825,387.37 = 297,558.36/x
  3. Step 3: Cross multiply
    550,100.36x = 825,387.37 × 297,558.36
  4. Step 4: Simplify right side
    550,100.36x = 245,600,911,438.02
  5. Step 5: Solve for x
    x = 245,600,911,438.02/550,100.36
  6. Step 6: Final answer
    x = 446,465.64

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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.