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Finding the Fourth Proportional to 363,453.90, 545,262.16 and 110,754.16

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Solution

The fourth proportional to 363,453.90, 545,262.16 and 110,754.16 is: 166,156.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,453.90 : 545,262.16 = 110,754.16 : x
  2. Step 2: Convert to fraction form
    363,453.90/545,262.16 = 110,754.16/x
  3. Step 3: Cross multiply
    363,453.90x = 545,262.16 × 110,754.16
  4. Step 4: Simplify right side
    363,453.90x = 60,390,052,510.59
  5. Step 5: Solve for x
    x = 60,390,052,510.59/363,453.90
  6. Step 6: Final answer
    x = 166,156.02

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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.