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Finding the Fourth Proportional to 573,506.50, 860,363.70 and 236,359.66

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Solution

The fourth proportional to 573,506.50, 860,363.70 and 236,359.66 is: 354,582.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,506.50 : 860,363.70 = 236,359.66 : x
  2. Step 2: Convert to fraction form
    573,506.50/860,363.70 = 236,359.66/x
  3. Step 3: Cross multiply
    573,506.50x = 860,363.70 × 236,359.66
  4. Step 4: Simplify right side
    573,506.50x = 203,355,271,608.34
  5. Step 5: Solve for x
    x = 203,355,271,608.34/573,506.50
  6. Step 6: Final answer
    x = 354,582.33

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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.