Home / 691,318.82-954,454.77-529,869.62

Finding the Fourth Proportional to 691,318.82, 954,454.77 and 529,869.62

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Solution

The fourth proportional to 691,318.82, 954,454.77 and 529,869.62 is: 731,553.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,318.82 : 954,454.77 = 529,869.62 : x
  2. Step 2: Convert to fraction form
    691,318.82/954,454.77 = 529,869.62/x
  3. Step 3: Cross multiply
    691,318.82x = 954,454.77 × 529,869.62
  4. Step 4: Simplify right side
    691,318.82x = 505,736,586,287.09
  5. Step 5: Solve for x
    x = 505,736,586,287.09/691,318.82
  6. Step 6: Final answer
    x = 731,553.33

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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.