Home / 892,090.33-1,231,086.38-529,586.89

Finding the Fourth Proportional to 892,090.33, 1,231,086.38 and 529,586.89

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Solution

The fourth proportional to 892,090.33, 1,231,086.38 and 529,586.89 is: 730,830.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,090.33 : 1,231,086.38 = 529,586.89 : x
  2. Step 2: Convert to fraction form
    892,090.33/1,231,086.38 = 529,586.89/x
  3. Step 3: Cross multiply
    892,090.33x = 1,231,086.38 × 529,586.89
  4. Step 4: Simplify right side
    892,090.33x = 651,967,201,579.91
  5. Step 5: Solve for x
    x = 651,967,201,579.91/892,090.33
  6. Step 6: Final answer
    x = 730,830.93

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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.