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Finding the Fourth Proportional to 523,027.80, 784,675.35 and 168,045.30

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Solution

The fourth proportional to 523,027.80, 784,675.35 and 168,045.30 is: 252,110.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,027.80 : 784,675.35 = 168,045.30 : x
  2. Step 2: Convert to fraction form
    523,027.80/784,675.35 = 168,045.30/x
  3. Step 3: Cross multiply
    523,027.80x = 784,675.35 × 168,045.30
  4. Step 4: Simplify right side
    523,027.80x = 131,861,004,593.36
  5. Step 5: Solve for x
    x = 131,861,004,593.36/523,027.80
  6. Step 6: Final answer
    x = 252,110.89

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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.