Home / 904,499.80-1,356,749.70-273,347.80

Finding the Fourth Proportional to 904,499.80, 1,356,749.70 and 273,347.80

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Solution

The fourth proportional to 904,499.80, 1,356,749.70 and 273,347.80 is: 410,021.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,499.80 : 1,356,749.70 = 273,347.80 : x
  2. Step 2: Convert to fraction form
    904,499.80/1,356,749.70 = 273,347.80/x
  3. Step 3: Cross multiply
    904,499.80x = 1,356,749.70 × 273,347.80
  4. Step 4: Simplify right side
    904,499.80x = 370,864,545,645.66
  5. Step 5: Solve for x
    x = 370,864,545,645.66/904,499.80
  6. Step 6: Final answer
    x = 410,021.70

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Double scale
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Similar ratio
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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.