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Finding the Fourth Proportional to 533,168.76, 735,056.46 and 516,657.72

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Solution

The fourth proportional to 533,168.76, 735,056.46 and 516,657.72 is: 712,293.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,168.76 : 735,056.46 = 516,657.72 : x
  2. Step 2: Convert to fraction form
    533,168.76/735,056.46 = 516,657.72/x
  3. Step 3: Cross multiply
    533,168.76x = 735,056.46 × 516,657.72
  4. Step 4: Simplify right side
    533,168.76x = 379,772,594,694.87
  5. Step 5: Solve for x
    x = 379,772,594,694.87/533,168.76
  6. Step 6: Final answer
    x = 712,293.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.