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Finding the Fourth Proportional to 681,949.68, 941,493.84 and 606,288.88

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Solution

The fourth proportional to 681,949.68, 941,493.84 and 606,288.88 is: 837,037.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,949.68 : 941,493.84 = 606,288.88 : x
  2. Step 2: Convert to fraction form
    681,949.68/941,493.84 = 606,288.88/x
  3. Step 3: Cross multiply
    681,949.68x = 941,493.84 × 606,288.88
  4. Step 4: Simplify right side
    681,949.68x = 570,817,245,780.50
  5. Step 5: Solve for x
    x = 570,817,245,780.50/681,949.68
  6. Step 6: Final answer
    x = 837,037.19

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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.