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Finding the Fourth Proportional to 533,276.80, 799,623.60 and 217,376.80

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Solution

The fourth proportional to 533,276.80, 799,623.60 and 217,376.80 is: 325,946.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,276.80 : 799,623.60 = 217,376.80 : x
  2. Step 2: Convert to fraction form
    533,276.80/799,623.60 = 217,376.80/x
  3. Step 3: Cross multiply
    533,276.80x = 799,623.60 × 217,376.80
  4. Step 4: Simplify right side
    533,276.80x = 173,819,619,372.48
  5. Step 5: Solve for x
    x = 173,819,619,372.48/533,276.80
  6. Step 6: Final answer
    x = 325,946.34

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1.5x scale

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.