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Finding the Fourth Proportional to 366,956.45, 550,434.68 and 234,096.20

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Solution

The fourth proportional to 366,956.45, 550,434.68 and 234,096.20 is: 351,144.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,956.45 : 550,434.68 = 234,096.20 : x
  2. Step 2: Convert to fraction form
    366,956.45/550,434.68 = 234,096.20/x
  3. Step 3: Cross multiply
    366,956.45x = 550,434.68 × 234,096.20
  4. Step 4: Simplify right side
    366,956.45x = 128,854,666,936.22
  5. Step 5: Solve for x
    x = 128,854,666,936.22/366,956.45
  6. Step 6: Final answer
    x = 351,144.30

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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.