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Finding the Fourth Proportional to 574,104.60, 860,811.30 and 294,168.60

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Solution

The fourth proportional to 574,104.60, 860,811.30 and 294,168.60 is: 441,075.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,104.60 : 860,811.30 = 294,168.60 : x
  2. Step 2: Convert to fraction form
    574,104.60/860,811.30 = 294,168.60/x
  3. Step 3: Cross multiply
    574,104.60x = 860,811.30 × 294,168.60
  4. Step 4: Simplify right side
    574,104.60x = 253,223,654,985.18
  5. Step 5: Solve for x
    x = 253,223,654,985.18/574,104.60
  6. Step 6: Final answer
    x = 441,075.82

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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.