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Finding the Fourth Proportional to 322,501.95, 483,628.46 and 106,308.77

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Solution

The fourth proportional to 322,501.95, 483,628.46 and 106,308.77 is: 159,422.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,501.95 : 483,628.46 = 106,308.77 : x
  2. Step 2: Convert to fraction form
    322,501.95/483,628.46 = 106,308.77/x
  3. Step 3: Cross multiply
    322,501.95x = 483,628.46 × 106,308.77
  4. Step 4: Simplify right side
    322,501.95x = 51,413,943,769.91
  5. Step 5: Solve for x
    x = 51,413,943,769.91/322,501.95
  6. Step 6: Final answer
    x = 159,422.12

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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.