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Finding the Fourth Proportional to 536,335.60, 804,503.40 and 347,378.80

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Solution

The fourth proportional to 536,335.60, 804,503.40 and 347,378.80 is: 521,068.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,335.60 : 804,503.40 = 347,378.80 : x
  2. Step 2: Convert to fraction form
    536,335.60/804,503.40 = 347,378.80/x
  3. Step 3: Cross multiply
    536,335.60x = 804,503.40 × 347,378.80
  4. Step 4: Simplify right side
    536,335.60x = 279,467,425,687.92
  5. Step 5: Solve for x
    x = 279,467,425,687.92/536,335.60
  6. Step 6: Final answer
    x = 521,068.20

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.