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Finding the Fourth Proportional to 226,965, 313,221.42 and 126,363

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Solution

The fourth proportional to 226,965, 313,221.42 and 126,363 is: 174,386.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,965 : 313,221.42 = 126,363 : x
  2. Step 2: Convert to fraction form
    226,965/313,221.42 = 126,363/x
  3. Step 3: Cross multiply
    226,965x = 313,221.42 × 126,363
  4. Step 4: Simplify right side
    226,965x = 39,579,598,295.46
  5. Step 5: Solve for x
    x = 39,579,598,295.46/226,965
  6. Step 6: Final answer
    x = 174,386.35

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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.