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Finding the Fourth Proportional to 544,409.84, 816,433.32 and 228,807.92

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Solution

The fourth proportional to 544,409.84, 816,433.32 and 228,807.92 is: 343,135.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,409.84 : 816,433.32 = 228,807.92 : x
  2. Step 2: Convert to fraction form
    544,409.84/816,433.32 = 228,807.92/x
  3. Step 3: Cross multiply
    544,409.84x = 816,433.32 × 228,807.92
  4. Step 4: Simplify right side
    544,409.84x = 186,806,409,767.89
  5. Step 5: Solve for x
    x = 186,806,409,767.89/544,409.84
  6. Step 6: Final answer
    x = 343,135.62

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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.