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Finding the Fourth Proportional to 573,520.34, 860,281.88 and 174,164.12

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Solution

The fourth proportional to 573,520.34, 860,281.88 and 174,164.12 is: 261,246.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,520.34 : 860,281.88 = 174,164.12 : x
  2. Step 2: Convert to fraction form
    573,520.34/860,281.88 = 174,164.12/x
  3. Step 3: Cross multiply
    573,520.34x = 860,281.88 × 174,164.12
  4. Step 4: Simplify right side
    573,520.34x = 149,830,236,582.15
  5. Step 5: Solve for x
    x = 149,830,236,582.15/573,520.34
  6. Step 6: Final answer
    x = 261,246.60

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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.