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Finding the Fourth Proportional to 536,609.60, 804,914.40 and 529,611.20

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Solution

The fourth proportional to 536,609.60, 804,914.40 and 529,611.20 is: 794,416.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,609.60 : 804,914.40 = 529,611.20 : x
  2. Step 2: Convert to fraction form
    536,609.60/804,914.40 = 529,611.20/x
  3. Step 3: Cross multiply
    536,609.60x = 804,914.40 × 529,611.20
  4. Step 4: Simplify right side
    536,609.60x = 426,291,681,281.28
  5. Step 5: Solve for x
    x = 426,291,681,281.28/536,609.60
  6. Step 6: Final answer
    x = 794,416.80

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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.