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Finding the Fourth Proportional to 536,000.70, 802,251.45 and 417,027.90

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Solution

The fourth proportional to 536,000.70, 802,251.45 and 417,027.90 is: 624,180.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,000.70 : 802,251.45 = 417,027.90 : x
  2. Step 2: Convert to fraction form
    536,000.70/802,251.45 = 417,027.90/x
  3. Step 3: Cross multiply
    536,000.70x = 802,251.45 × 417,027.90
  4. Step 4: Simplify right side
    536,000.70x = 334,561,237,465.46
  5. Step 5: Solve for x
    x = 334,561,237,465.46/536,000.70
  6. Step 6: Final answer
    x = 624,180.60

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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.