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Finding the Fourth Proportional to 297,212.77, 410,153.55 and 169,891.10

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Solution

The fourth proportional to 297,212.77, 410,153.55 and 169,891.10 is: 234,449.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,212.77 : 410,153.55 = 169,891.10 : x
  2. Step 2: Convert to fraction form
    297,212.77/410,153.55 = 169,891.10/x
  3. Step 3: Cross multiply
    297,212.77x = 410,153.55 × 169,891.10
  4. Step 4: Simplify right side
    297,212.77x = 69,681,437,778.41
  5. Step 5: Solve for x
    x = 69,681,437,778.41/297,212.77
  6. Step 6: Final answer
    x = 234,449.68

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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.