Home / 928,667.90-1,392,892.41-254,817.34

Finding the Fourth Proportional to 928,667.90, 1,392,892.41 and 254,817.34

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Solution

The fourth proportional to 928,667.90, 1,392,892.41 and 254,817.34 is: 382,195.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,667.90 : 1,392,892.41 = 254,817.34 : x
  2. Step 2: Convert to fraction form
    928,667.90/1,392,892.41 = 254,817.34/x
  3. Step 3: Cross multiply
    928,667.90x = 1,392,892.41 × 254,817.34
  4. Step 4: Simplify right side
    928,667.90x = 354,933,138,822.39
  5. Step 5: Solve for x
    x = 354,933,138,822.39/928,667.90
  6. Step 6: Final answer
    x = 382,195.98

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1.5x scale

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.