Home / 483,027.52-724,836.04-305,289.76

Finding the Fourth Proportional to 483,027.52, 724,836.04 and 305,289.76

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Solution

The fourth proportional to 483,027.52, 724,836.04 and 305,289.76 is: 458,120.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,027.52 : 724,836.04 = 305,289.76 : x
  2. Step 2: Convert to fraction form
    483,027.52/724,836.04 = 305,289.76/x
  3. Step 3: Cross multiply
    483,027.52x = 724,836.04 × 305,289.76
  4. Step 4: Simplify right side
    483,027.52x = 221,285,020,690.95
  5. Step 5: Solve for x
    x = 221,285,020,690.95/483,027.52
  6. Step 6: Final answer
    x = 458,120.94

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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.