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Finding the Fourth Proportional to 627,937.53, 866,543.90 and 341,455.11

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Solution

The fourth proportional to 627,937.53, 866,543.90 and 341,455.11 is: 471,202.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,937.53 : 866,543.90 = 341,455.11 : x
  2. Step 2: Convert to fraction form
    627,937.53/866,543.90 = 341,455.11/x
  3. Step 3: Cross multiply
    627,937.53x = 866,543.90 × 341,455.11
  4. Step 4: Simplify right side
    627,937.53x = 295,885,842,694.33
  5. Step 5: Solve for x
    x = 295,885,842,694.33/627,937.53
  6. Step 6: Final answer
    x = 471,202.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.