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Finding the Fourth Proportional to 227,063, 313,356.66 and 126,461

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Solution

The fourth proportional to 227,063, 313,356.66 and 126,461 is: 174,521.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,063 : 313,356.66 = 126,461 : x
  2. Step 2: Convert to fraction form
    227,063/313,356.66 = 126,461/x
  3. Step 3: Cross multiply
    227,063x = 313,356.66 × 126,461
  4. Step 4: Simplify right side
    227,063x = 39,627,396,580.26
  5. Step 5: Solve for x
    x = 39,627,396,580.26/227,063
  6. Step 6: Final answer
    x = 174,521.59

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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.