Home / 409,196.22-613,126.89-251,090.70

Finding the Fourth Proportional to 409,196.22, 613,126.89 and 251,090.70

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Solution

The fourth proportional to 409,196.22, 613,126.89 and 251,090.70 is: 376,226.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,196.22 : 613,126.89 = 251,090.70 : x
  2. Step 2: Convert to fraction form
    409,196.22/613,126.89 = 251,090.70/x
  3. Step 3: Cross multiply
    409,196.22x = 613,126.89 × 251,090.70
  4. Step 4: Simplify right side
    409,196.22x = 153,950,459,998.92
  5. Step 5: Solve for x
    x = 153,950,459,998.92/409,196.22
  6. Step 6: Final answer
    x = 376,226.50

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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.