Home / 617,947.02-927,015.30-262,865.70

Finding the Fourth Proportional to 617,947.02, 927,015.30 and 262,865.70

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Solution

The fourth proportional to 617,947.02, 927,015.30 and 262,865.70 is: 394,338.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,947.02 : 927,015.30 = 262,865.70 : x
  2. Step 2: Convert to fraction form
    617,947.02/927,015.30 = 262,865.70/x
  3. Step 3: Cross multiply
    617,947.02x = 927,015.30 × 262,865.70
  4. Step 4: Simplify right side
    617,947.02x = 243,680,525,745.21
  5. Step 5: Solve for x
    x = 243,680,525,745.21/617,947.02
  6. Step 6: Final answer
    x = 394,338.86

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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.