Home / 976,408.40-1,463,543.40-344,997.20

Finding the Fourth Proportional to 976,408.40, 1,463,543.40 and 344,997.20

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Solution

The fourth proportional to 976,408.40, 1,463,543.40 and 344,997.20 is: 517,118.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,408.40 : 1,463,543.40 = 344,997.20 : x
  2. Step 2: Convert to fraction form
    976,408.40/1,463,543.40 = 344,997.20/x
  3. Step 3: Cross multiply
    976,408.40x = 1,463,543.40 × 344,997.20
  4. Step 4: Simplify right side
    976,408.40x = 504,918,375,078.48
  5. Step 5: Solve for x
    x = 504,918,375,078.48/976,408.40
  6. Step 6: Final answer
    x = 517,118.02

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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.