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Finding the Fourth Proportional to 627,582.53, 866,072.66 and 341,102.54

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Solution

The fourth proportional to 627,582.53, 866,072.66 and 341,102.54 is: 470,726.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,582.53 : 866,072.66 = 341,102.54 : x
  2. Step 2: Convert to fraction form
    627,582.53/866,072.66 = 341,102.54/x
  3. Step 3: Cross multiply
    627,582.53x = 866,072.66 × 341,102.54
  4. Step 4: Simplify right side
    627,582.53x = 295,419,584,610.23
  5. Step 5: Solve for x
    x = 295,419,584,610.23/627,582.53
  6. Step 6: Final answer
    x = 470,726.27

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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.