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Finding the Fourth Proportional to 550,455.23, 825,682.85 and 461,881.73

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Solution

The fourth proportional to 550,455.23, 825,682.85 and 461,881.73 is: 692,822.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,455.23 : 825,682.85 = 461,881.73 : x
  2. Step 2: Convert to fraction form
    550,455.23/825,682.85 = 461,881.73/x
  3. Step 3: Cross multiply
    550,455.23x = 825,682.85 × 461,881.73
  4. Step 4: Simplify right side
    550,455.23x = 381,367,816,751.51
  5. Step 5: Solve for x
    x = 381,367,816,751.51/550,455.23
  6. Step 6: Final answer
    x = 692,822.59

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1.5x scale

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.