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Finding the Fourth Proportional to 533,485.22, 800,444.12 and 233,807.90

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Solution

The fourth proportional to 533,485.22, 800,444.12 and 233,807.90 is: 350,806.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,485.22 : 800,444.12 = 233,807.90 : x
  2. Step 2: Convert to fraction form
    533,485.22/800,444.12 = 233,807.90/x
  3. Step 3: Cross multiply
    533,485.22x = 800,444.12 × 233,807.90
  4. Step 4: Simplify right side
    533,485.22x = 187,150,153,593.29
  5. Step 5: Solve for x
    x = 187,150,153,593.29/533,485.22
  6. Step 6: Final answer
    x = 350,806.64

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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.