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Finding the Fourth Proportional to 232,817.60, 349,744.80 and 223,371.20

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Solution

The fourth proportional to 232,817.60, 349,744.80 and 223,371.20 is: 335,554.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,817.60 : 349,744.80 = 223,371.20 : x
  2. Step 2: Convert to fraction form
    232,817.60/349,744.80 = 223,371.20/x
  3. Step 3: Cross multiply
    232,817.60x = 349,744.80 × 223,371.20
  4. Step 4: Simplify right side
    232,817.60x = 78,122,915,669.76
  5. Step 5: Solve for x
    x = 78,122,915,669.76/232,817.60
  6. Step 6: Final answer
    x = 335,554.17

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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.