Home / 412,760.18-569,558.30-242,961.50

Finding the Fourth Proportional to 412,760.18, 569,558.30 and 242,961.50

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Solution

The fourth proportional to 412,760.18, 569,558.30 and 242,961.50 is: 335,257.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,760.18 : 569,558.30 = 242,961.50 : x
  2. Step 2: Convert to fraction form
    412,760.18/569,558.30 = 242,961.50/x
  3. Step 3: Cross multiply
    412,760.18x = 569,558.30 × 242,961.50
  4. Step 4: Simplify right side
    412,760.18x = 138,380,738,905.45
  5. Step 5: Solve for x
    x = 138,380,738,905.45/412,760.18
  6. Step 6: Final answer
    x = 335,257.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.