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Finding the Fourth Proportional to 535,000.72, 802,551.84 and 150,748.24

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Solution

The fourth proportional to 535,000.72, 802,551.84 and 150,748.24 is: 226,136.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,000.72 : 802,551.84 = 150,748.24 : x
  2. Step 2: Convert to fraction form
    535,000.72/802,551.84 = 150,748.24/x
  3. Step 3: Cross multiply
    535,000.72x = 802,551.84 × 150,748.24
  4. Step 4: Simplify right side
    535,000.72x = 120,983,277,388.76
  5. Step 5: Solve for x
    x = 120,983,277,388.76/535,000.72
  6. Step 6: Final answer
    x = 226,136.66

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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.