Home / 578,050.56-867,352.32-204,249.60

Finding the Fourth Proportional to 578,050.56, 867,352.32 and 204,249.60

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Solution

The fourth proportional to 578,050.56, 867,352.32 and 204,249.60 is: 306,472.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,050.56 : 867,352.32 = 204,249.60 : x
  2. Step 2: Convert to fraction form
    578,050.56/867,352.32 = 204,249.60/x
  3. Step 3: Cross multiply
    578,050.56x = 867,352.32 × 204,249.60
  4. Step 4: Simplify right side
    578,050.56x = 177,156,364,419.07
  5. Step 5: Solve for x
    x = 177,156,364,419.07/578,050.56
  6. Step 6: Final answer
    x = 306,472.09

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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.