Home / 694,296.71-957,743.61-403,875.60

Finding the Fourth Proportional to 694,296.71, 957,743.61 and 403,875.60

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Solution

The fourth proportional to 694,296.71, 957,743.61 and 403,875.60 is: 557,123.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,296.71 : 957,743.61 = 403,875.60 : x
  2. Step 2: Convert to fraction form
    694,296.71/957,743.61 = 403,875.60/x
  3. Step 3: Cross multiply
    694,296.71x = 957,743.61 × 403,875.60
  4. Step 4: Simplify right side
    694,296.71x = 386,809,275,134.92
  5. Step 5: Solve for x
    x = 386,809,275,134.92/694,296.71
  6. Step 6: Final answer
    x = 557,123.88

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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.