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Finding the Fourth Proportional to 451,833.36, 624,178.98 and 361,070.52

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Solution

The fourth proportional to 451,833.36, 624,178.98 and 361,070.52 is: 498,795.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,833.36 : 624,178.98 = 361,070.52 : x
  2. Step 2: Convert to fraction form
    451,833.36/624,178.98 = 361,070.52/x
  3. Step 3: Cross multiply
    451,833.36x = 624,178.98 × 361,070.52
  4. Step 4: Simplify right side
    451,833.36x = 225,372,628,881.67
  5. Step 5: Solve for x
    x = 225,372,628,881.67/451,833.36
  6. Step 6: Final answer
    x = 498,795.90

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Why These Related Problems?

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