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Finding the Fourth Proportional to 236,572.57, 354,858.86 and 188,964.76

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Solution

The fourth proportional to 236,572.57, 354,858.86 and 188,964.76 is: 283,447.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,572.57 : 354,858.86 = 188,964.76 : x
  2. Step 2: Convert to fraction form
    236,572.57/354,858.86 = 188,964.76/x
  3. Step 3: Cross multiply
    236,572.57x = 354,858.86 × 188,964.76
  4. Step 4: Simplify right side
    236,572.57x = 67,055,818,426.63
  5. Step 5: Solve for x
    x = 67,055,818,426.63/236,572.57
  6. Step 6: Final answer
    x = 283,447.15

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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.