Home / 588,111.06-811,582.29-329,992.68

Finding the Fourth Proportional to 588,111.06, 811,582.29 and 329,992.68

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Solution

The fourth proportional to 588,111.06, 811,582.29 and 329,992.68 is: 455,383.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,111.06 : 811,582.29 = 329,992.68 : x
  2. Step 2: Convert to fraction form
    588,111.06/811,582.29 = 329,992.68/x
  3. Step 3: Cross multiply
    588,111.06x = 811,582.29 × 329,992.68
  4. Step 4: Simplify right side
    588,111.06x = 267,816,214,917.64
  5. Step 5: Solve for x
    x = 267,816,214,917.64/588,111.06
  6. Step 6: Final answer
    x = 455,383.74

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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.