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Finding the Fourth Proportional to 227,210.40, 313,573.68 and 136,595.88

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Solution

The fourth proportional to 227,210.40, 313,573.68 and 136,595.88 is: 188,516.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,210.40 : 313,573.68 = 136,595.88 : x
  2. Step 2: Convert to fraction form
    227,210.40/313,573.68 = 136,595.88/x
  3. Step 3: Cross multiply
    227,210.40x = 313,573.68 × 136,595.88
  4. Step 4: Simplify right side
    227,210.40x = 42,832,872,764.44
  5. Step 5: Solve for x
    x = 42,832,872,764.44/227,210.40
  6. Step 6: Final answer
    x = 188,516.34

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.