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Finding the Fourth Proportional to 627,937.96, 866,555.94 and 341,457.88

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Solution

The fourth proportional to 627,937.96, 866,555.94 and 341,457.88 is: 471,212.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,937.96 : 866,555.94 = 341,457.88 : x
  2. Step 2: Convert to fraction form
    627,937.96/866,555.94 = 341,457.88/x
  3. Step 3: Cross multiply
    627,937.96x = 866,555.94 × 341,457.88
  4. Step 4: Simplify right side
    627,937.96x = 295,892,354,173.81
  5. Step 5: Solve for x
    x = 295,892,354,173.81/627,937.96
  6. Step 6: Final answer
    x = 471,212.72

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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.