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Finding the Fourth Proportional to 627,932.17, 866,536.51 and 341,449.75

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Solution

The fourth proportional to 627,932.17, 866,536.51 and 341,449.75 is: 471,195.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,932.17 : 866,536.51 = 341,449.75 : x
  2. Step 2: Convert to fraction form
    627,932.17/866,536.51 = 341,449.75/x
  3. Step 3: Cross multiply
    627,932.17x = 866,536.51 × 341,449.75
  4. Step 4: Simplify right side
    627,932.17x = 295,878,669,740.54
  5. Step 5: Solve for x
    x = 295,878,669,740.54/627,932.17
  6. Step 6: Final answer
    x = 471,195.28

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1.5x scale

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.