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Finding the Fourth Proportional to 627,593.99, 866,073.11 and 341,111.97

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Solution

The fourth proportional to 627,593.99, 866,073.11 and 341,111.97 is: 470,730.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,593.99 : 866,073.11 = 341,111.97 : x
  2. Step 2: Convert to fraction form
    627,593.99/866,073.11 = 341,111.97/x
  3. Step 3: Cross multiply
    627,593.99x = 866,073.11 × 341,111.97
  4. Step 4: Simplify right side
    627,593.99x = 295,427,903,010.57
  5. Step 5: Solve for x
    x = 295,427,903,010.57/627,593.99
  6. Step 6: Final answer
    x = 470,730.93

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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.