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Finding the Fourth Proportional to 227,795.10, 341,692.65 and 216,908.70

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Solution

The fourth proportional to 227,795.10, 341,692.65 and 216,908.70 is: 325,363.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,795.10 : 341,692.65 = 216,908.70 : x
  2. Step 2: Convert to fraction form
    227,795.10/341,692.65 = 216,908.70/x
  3. Step 3: Cross multiply
    227,795.10x = 341,692.65 × 216,908.70
  4. Step 4: Simplify right side
    227,795.10x = 74,116,108,511.06
  5. Step 5: Solve for x
    x = 74,116,108,511.06/227,795.10
  6. Step 6: Final answer
    x = 325,363.05

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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.