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Finding the Fourth Proportional to 362,630.52, 543,607.59 and 122,577.40

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Solution

The fourth proportional to 362,630.52, 543,607.59 and 122,577.40 is: 183,751.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,630.52 : 543,607.59 = 122,577.40 : x
  2. Step 2: Convert to fraction form
    362,630.52/543,607.59 = 122,577.40/x
  3. Step 3: Cross multiply
    362,630.52x = 543,607.59 × 122,577.40
  4. Step 4: Simplify right side
    362,630.52x = 66,634,005,002.47
  5. Step 5: Solve for x
    x = 66,634,005,002.47/362,630.52
  6. Step 6: Final answer
    x = 183,751.78

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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.