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Finding the Fourth Proportional to 363,671.70, 545,593.38 and 114,353.70

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Solution

The fourth proportional to 363,671.70, 545,593.38 and 114,353.70 is: 171,557.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,671.70 : 545,593.38 = 114,353.70 : x
  2. Step 2: Convert to fraction form
    363,671.70/545,593.38 = 114,353.70/x
  3. Step 3: Cross multiply
    363,671.70x = 545,593.38 × 114,353.70
  4. Step 4: Simplify right side
    363,671.70x = 62,390,621,698.51
  5. Step 5: Solve for x
    x = 62,390,621,698.51/363,671.70
  6. Step 6: Final answer
    x = 171,557.54

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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.