Home / 569,278.06-854,057.25-401,126.78

Finding the Fourth Proportional to 569,278.06, 854,057.25 and 401,126.78

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Solution

The fourth proportional to 569,278.06, 854,057.25 and 401,126.78 is: 601,788.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,278.06 : 854,057.25 = 401,126.78 : x
  2. Step 2: Convert to fraction form
    569,278.06/854,057.25 = 401,126.78/x
  3. Step 3: Cross multiply
    569,278.06x = 854,057.25 × 401,126.78
  4. Step 4: Simplify right side
    569,278.06x = 342,585,236,763.30
  5. Step 5: Solve for x
    x = 342,585,236,763.30/569,278.06
  6. Step 6: Final answer
    x = 601,788.94

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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.