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Finding the Fourth Proportional to 906,016.80, 1,359,019.80 and 232,096.80

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Solution

The fourth proportional to 906,016.80, 1,359,019.80 and 232,096.80 is: 348,143.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,016.80 : 1,359,019.80 = 232,096.80 : x
  2. Step 2: Convert to fraction form
    906,016.80/1,359,019.80 = 232,096.80/x
  3. Step 3: Cross multiply
    906,016.80x = 1,359,019.80 × 232,096.80
  4. Step 4: Simplify right side
    906,016.80x = 315,424,146,716.64
  5. Step 5: Solve for x
    x = 315,424,146,716.64/906,016.80
  6. Step 6: Final answer
    x = 348,143.82

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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.