Home / 925,893.12-1,277,308.80-543,912.96

Finding the Fourth Proportional to 925,893.12, 1,277,308.80 and 543,912.96

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Solution

The fourth proportional to 925,893.12, 1,277,308.80 and 543,912.96 is: 750,350.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,893.12 : 1,277,308.80 = 543,912.96 : x
  2. Step 2: Convert to fraction form
    925,893.12/1,277,308.80 = 543,912.96/x
  3. Step 3: Cross multiply
    925,893.12x = 1,277,308.80 × 543,912.96
  4. Step 4: Simplify right side
    925,893.12x = 694,744,810,242.05
  5. Step 5: Solve for x
    x = 694,744,810,242.05/925,893.12
  6. Step 6: Final answer
    x = 750,350.98

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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.