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Finding the Fourth Proportional to 636,593.40, 954,952.44 and 231,895.56

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Solution

The fourth proportional to 636,593.40, 954,952.44 and 231,895.56 is: 347,866.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,593.40 : 954,952.44 = 231,895.56 : x
  2. Step 2: Convert to fraction form
    636,593.40/954,952.44 = 231,895.56/x
  3. Step 3: Cross multiply
    636,593.40x = 954,952.44 × 231,895.56
  4. Step 4: Simplify right side
    636,593.40x = 221,449,230,847.17
  5. Step 5: Solve for x
    x = 221,449,230,847.17/636,593.40
  6. Step 6: Final answer
    x = 347,866.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.