Home / 994,670.38-1,492,296.67-320,738.03

Finding the Fourth Proportional to 994,670.38, 1,492,296.67 and 320,738.03

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Solution

The fourth proportional to 994,670.38, 1,492,296.67 and 320,738.03 is: 481,200.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,670.38 : 1,492,296.67 = 320,738.03 : x
  2. Step 2: Convert to fraction form
    994,670.38/1,492,296.67 = 320,738.03/x
  3. Step 3: Cross multiply
    994,670.38x = 1,492,296.67 × 320,738.03
  4. Step 4: Simplify right side
    994,670.38x = 478,636,290,842.76
  5. Step 5: Solve for x
    x = 478,636,290,842.76/994,670.38
  6. Step 6: Final answer
    x = 481,200.91

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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.