Home / 439,530.56-658,851.20-173,187.52

Finding the Fourth Proportional to 439,530.56, 658,851.20 and 173,187.52

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Solution

The fourth proportional to 439,530.56, 658,851.20 and 173,187.52 is: 259,606.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,530.56 : 658,851.20 = 173,187.52 : x
  2. Step 2: Convert to fraction form
    439,530.56/658,851.20 = 173,187.52/x
  3. Step 3: Cross multiply
    439,530.56x = 658,851.20 × 173,187.52
  4. Step 4: Simplify right side
    439,530.56x = 114,104,805,377.02
  5. Step 5: Solve for x
    x = 114,104,805,377.02/439,530.56
  6. Step 6: Final answer
    x = 259,606.08

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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.