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Finding the Fourth Proportional to 627,571.35, 866,048.58 and 341,091.45

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Solution

The fourth proportional to 627,571.35, 866,048.58 and 341,091.45 is: 470,706.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,571.35 : 866,048.58 = 341,091.45 : x
  2. Step 2: Convert to fraction form
    627,571.35/866,048.58 = 341,091.45/x
  3. Step 3: Cross multiply
    627,571.35x = 866,048.58 × 341,091.45
  4. Step 4: Simplify right side
    627,571.35x = 295,401,765,922.64
  5. Step 5: Solve for x
    x = 295,401,765,922.64/627,571.35
  6. Step 6: Final answer
    x = 470,706.26

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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.