Home / 546,418.80-819,131.98-191,239.06

Finding the Fourth Proportional to 546,418.80, 819,131.98 and 191,239.06

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Solution

The fourth proportional to 546,418.80, 819,131.98 and 191,239.06 is: 286,684.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,418.80 : 819,131.98 = 191,239.06 : x
  2. Step 2: Convert to fraction form
    546,418.80/819,131.98 = 191,239.06/x
  3. Step 3: Cross multiply
    546,418.80x = 819,131.98 × 191,239.06
  4. Step 4: Simplify right side
    546,418.80x = 156,650,029,871.14
  5. Step 5: Solve for x
    x = 156,650,029,871.14/546,418.80
  6. Step 6: Final answer
    x = 286,684.92

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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.