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Finding the Fourth Proportional to 536,611.60, 804,917.40 and 496,061.20

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Solution

The fourth proportional to 536,611.60, 804,917.40 and 496,061.20 is: 744,091.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,611.60 : 804,917.40 = 496,061.20 : x
  2. Step 2: Convert to fraction form
    536,611.60/804,917.40 = 496,061.20/x
  3. Step 3: Cross multiply
    536,611.60x = 804,917.40 × 496,061.20
  4. Step 4: Simplify right side
    536,611.60x = 399,288,291,344.88
  5. Step 5: Solve for x
    x = 399,288,291,344.88/536,611.60
  6. Step 6: Final answer
    x = 744,091.80

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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.