Home / 609,020.64-913,845.96-441,918.66

Finding the Fourth Proportional to 609,020.64, 913,845.96 and 441,918.66

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Solution

The fourth proportional to 609,020.64, 913,845.96 and 441,918.66 is: 663,106.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,020.64 : 913,845.96 = 441,918.66 : x
  2. Step 2: Convert to fraction form
    609,020.64/913,845.96 = 441,918.66/x
  3. Step 3: Cross multiply
    609,020.64x = 913,845.96 × 441,918.66
  4. Step 4: Simplify right side
    609,020.64x = 403,845,582,089.61
  5. Step 5: Solve for x
    x = 403,845,582,089.61/609,020.64
  6. Step 6: Final answer
    x = 663,106.56

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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.