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Finding the Fourth Proportional to 605,141.80, 907,712.70 and 273,365.80

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Solution

The fourth proportional to 605,141.80, 907,712.70 and 273,365.80 is: 410,048.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,141.80 : 907,712.70 = 273,365.80 : x
  2. Step 2: Convert to fraction form
    605,141.80/907,712.70 = 273,365.80/x
  3. Step 3: Cross multiply
    605,141.80x = 907,712.70 × 273,365.80
  4. Step 4: Simplify right side
    605,141.80x = 248,137,608,405.66
  5. Step 5: Solve for x
    x = 248,137,608,405.66/605,141.80
  6. Step 6: Final answer
    x = 410,048.70

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Similar ratio
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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.