Home / 708,590.44-1,062,387.42-329,108.32

Finding the Fourth Proportional to 708,590.44, 1,062,387.42 and 329,108.32

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Solution

The fourth proportional to 708,590.44, 1,062,387.42 and 329,108.32 is: 493,431.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,590.44 : 1,062,387.42 = 329,108.32 : x
  2. Step 2: Convert to fraction form
    708,590.44/1,062,387.42 = 329,108.32/x
  3. Step 3: Cross multiply
    708,590.44x = 1,062,387.42 × 329,108.32
  4. Step 4: Simplify right side
    708,590.44x = 349,640,538,985.33
  5. Step 5: Solve for x
    x = 349,640,538,985.33/708,590.44
  6. Step 6: Final answer
    x = 493,431.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.