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Finding the Fourth Proportional to 368,591.46, 552,887.42 and 102,352.01

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Solution

The fourth proportional to 368,591.46, 552,887.42 and 102,352.01 is: 153,528.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,591.46 : 552,887.42 = 102,352.01 : x
  2. Step 2: Convert to fraction form
    368,591.46/552,887.42 = 102,352.01/x
  3. Step 3: Cross multiply
    368,591.46x = 552,887.42 × 102,352.01
  4. Step 4: Simplify right side
    368,591.46x = 56,589,136,040.25
  5. Step 5: Solve for x
    x = 56,589,136,040.25/368,591.46
  6. Step 6: Final answer
    x = 153,528.07

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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.