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Finding the Fourth Proportional to 181,284.40, 271,667.40 and 133,526.80

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Solution

The fourth proportional to 181,284.40, 271,667.40 and 133,526.80 is: 200,099.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,284.40 : 271,667.40 = 133,526.80 : x
  2. Step 2: Convert to fraction form
    181,284.40/271,667.40 = 133,526.80/x
  3. Step 3: Cross multiply
    181,284.40x = 271,667.40 × 133,526.80
  4. Step 4: Simplify right side
    181,284.40x = 36,274,878,586.32
  5. Step 5: Solve for x
    x = 36,274,878,586.32/181,284.40
  6. Step 6: Final answer
    x = 200,099.28

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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.