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Finding the Fourth Proportional to 573,525.80, 860,245.50 and 231,990.92

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Solution

The fourth proportional to 573,525.80, 860,245.50 and 231,990.92 is: 347,968.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,525.80 : 860,245.50 = 231,990.92 : x
  2. Step 2: Convert to fraction form
    573,525.80/860,245.50 = 231,990.92/x
  3. Step 3: Cross multiply
    573,525.80x = 860,245.50 × 231,990.92
  4. Step 4: Simplify right side
    573,525.80x = 199,569,144,970.86
  5. Step 5: Solve for x
    x = 199,569,144,970.86/573,525.80
  6. Step 6: Final answer
    x = 347,968.91

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1.5x scale

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.