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Finding the Fourth Proportional to 566,155.00, 781,315.41 and 324,484.21

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Solution

The fourth proportional to 566,155.00, 781,315.41 and 324,484.21 is: 447,800.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,155.00 : 781,315.41 = 324,484.21 : x
  2. Step 2: Convert to fraction form
    566,155.00/781,315.41 = 324,484.21/x
  3. Step 3: Cross multiply
    566,155.00x = 781,315.41 × 324,484.21
  4. Step 4: Simplify right side
    566,155.00x = 253,524,515,407.88
  5. Step 5: Solve for x
    x = 253,524,515,407.88/566,155.00
  6. Step 6: Final answer
    x = 447,800.54

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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.