Home / 497,164.59-686,091.83-282,309.17

Finding the Fourth Proportional to 497,164.59, 686,091.83 and 282,309.17

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Solution

The fourth proportional to 497,164.59, 686,091.83 and 282,309.17 is: 389,589.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,164.59 : 686,091.83 = 282,309.17 : x
  2. Step 2: Convert to fraction form
    497,164.59/686,091.83 = 282,309.17/x
  3. Step 3: Cross multiply
    497,164.59x = 686,091.83 × 282,309.17
  4. Step 4: Simplify right side
    497,164.59x = 193,690,010,229.08
  5. Step 5: Solve for x
    x = 193,690,010,229.08/497,164.59
  6. Step 6: Final answer
    x = 389,589.31

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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.