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Finding the Fourth Proportional to 362,527.92, 543,869.64 and 152,044.56

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Solution

The fourth proportional to 362,527.92, 543,869.64 and 152,044.56 is: 228,099.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,527.92 : 543,869.64 = 152,044.56 : x
  2. Step 2: Convert to fraction form
    362,527.92/543,869.64 = 152,044.56/x
  3. Step 3: Cross multiply
    362,527.92x = 543,869.64 × 152,044.56
  4. Step 4: Simplify right side
    362,527.92x = 82,692,420,111.16
  5. Step 5: Solve for x
    x = 82,692,420,111.16/362,527.92
  6. Step 6: Final answer
    x = 228,099.45

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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.