Home / 556,561.11-834,977.55-177,481.87

Finding the Fourth Proportional to 556,561.11, 834,977.55 and 177,481.87

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Solution

The fourth proportional to 556,561.11, 834,977.55 and 177,481.87 is: 266,266.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,561.11 : 834,977.55 = 177,481.87 : x
  2. Step 2: Convert to fraction form
    556,561.11/834,977.55 = 177,481.87/x
  3. Step 3: Cross multiply
    556,561.11x = 834,977.55 × 177,481.87
  4. Step 4: Simplify right side
    556,561.11x = 148,193,375,560.13
  5. Step 5: Solve for x
    x = 148,193,375,560.13/556,561.11
  6. Step 6: Final answer
    x = 266,266.13

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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.