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Finding the Fourth Proportional to 573,492.60, 860,020.20 and 174,000.60

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Solution

The fourth proportional to 573,492.60, 860,020.20 and 174,000.60 is: 260,934.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,492.60 : 860,020.20 = 174,000.60 : x
  2. Step 2: Convert to fraction form
    573,492.60/860,020.20 = 174,000.60/x
  3. Step 3: Cross multiply
    573,492.60x = 860,020.20 × 174,000.60
  4. Step 4: Simplify right side
    573,492.60x = 149,644,030,812.12
  5. Step 5: Solve for x
    x = 149,644,030,812.12/573,492.60
  6. Step 6: Final answer
    x = 260,934.55

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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.