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Finding the Fourth Proportional to 368,296.50, 552,443.16 and 102,056.25

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Solution

The fourth proportional to 368,296.50, 552,443.16 and 102,056.25 is: 153,083.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,296.50 : 552,443.16 = 102,056.25 : x
  2. Step 2: Convert to fraction form
    368,296.50/552,443.16 = 102,056.25/x
  3. Step 3: Cross multiply
    368,296.50x = 552,443.16 × 102,056.25
  4. Step 4: Simplify right side
    368,296.50x = 56,380,277,247.75
  5. Step 5: Solve for x
    x = 56,380,277,247.75/368,296.50
  6. Step 6: Final answer
    x = 153,083.93

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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.