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Finding the Fourth Proportional to 627,827.44, 866,419.32 and 341,367.16

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Solution

The fourth proportional to 627,827.44, 866,419.32 and 341,367.16 is: 471,096.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,827.44 : 866,419.32 = 341,367.16 : x
  2. Step 2: Convert to fraction form
    627,827.44/866,419.32 = 341,367.16/x
  3. Step 3: Cross multiply
    627,827.44x = 866,419.32 × 341,367.16
  4. Step 4: Simplify right side
    627,827.44x = 295,767,102,637.53
  5. Step 5: Solve for x
    x = 295,767,102,637.53/627,827.44
  6. Step 6: Final answer
    x = 471,096.17

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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.