Home / 957,914.29-1,321,893.43-528,194.31

Finding the Fourth Proportional to 957,914.29, 1,321,893.43 and 528,194.31

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Solution

The fourth proportional to 957,914.29, 1,321,893.43 and 528,194.31 is: 728,892.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,914.29 : 1,321,893.43 = 528,194.31 : x
  2. Step 2: Convert to fraction form
    957,914.29/1,321,893.43 = 528,194.31/x
  3. Step 3: Cross multiply
    957,914.29x = 1,321,893.43 × 528,194.31
  4. Step 4: Simplify right side
    957,914.29x = 698,216,588,152.38
  5. Step 5: Solve for x
    x = 698,216,588,152.38/957,914.29
  6. Step 6: Final answer
    x = 728,892.55

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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.