Home / 439,014.51-658,506.73-186,132.15

Finding the Fourth Proportional to 439,014.51, 658,506.73 and 186,132.15

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Solution

The fourth proportional to 439,014.51, 658,506.73 and 186,132.15 is: 279,191.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,014.51 : 658,506.73 = 186,132.15 : x
  2. Step 2: Convert to fraction form
    439,014.51/658,506.73 = 186,132.15/x
  3. Step 3: Cross multiply
    439,014.51x = 658,506.73 × 186,132.15
  4. Step 4: Simplify right side
    439,014.51x = 122,569,274,394.84
  5. Step 5: Solve for x
    x = 122,569,274,394.84/439,014.51
  6. Step 6: Final answer
    x = 279,191.85

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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.