Home / 529,489.23-730,801.41-314,587.92

Finding the Fourth Proportional to 529,489.23, 730,801.41 and 314,587.92

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Solution

The fourth proportional to 529,489.23, 730,801.41 and 314,587.92 is: 434,194.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,489.23 : 730,801.41 = 314,587.92 : x
  2. Step 2: Convert to fraction form
    529,489.23/730,801.41 = 314,587.92/x
  3. Step 3: Cross multiply
    529,489.23x = 730,801.41 × 314,587.92
  4. Step 4: Simplify right side
    529,489.23x = 229,901,295,504.97
  5. Step 5: Solve for x
    x = 229,901,295,504.97/529,489.23
  6. Step 6: Final answer
    x = 434,194.47

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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.