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Finding the Fourth Proportional to 368,580.67, 552,871.22 and 102,341.19

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Solution

The fourth proportional to 368,580.67, 552,871.22 and 102,341.19 is: 153,511.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,580.67 : 552,871.22 = 102,341.19 : x
  2. Step 2: Convert to fraction form
    368,580.67/552,871.22 = 102,341.19/x
  3. Step 3: Cross multiply
    368,580.67x = 552,871.22 × 102,341.19
  4. Step 4: Simplify right side
    368,580.67x = 56,581,498,571.55
  5. Step 5: Solve for x
    x = 56,581,498,571.55/368,580.67
  6. Step 6: Final answer
    x = 153,511.84

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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.