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Finding the Fourth Proportional to 573,722.60, 860,583.90 and 308,301.80

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Solution

The fourth proportional to 573,722.60, 860,583.90 and 308,301.80 is: 462,452.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,722.60 : 860,583.90 = 308,301.80 : x
  2. Step 2: Convert to fraction form
    573,722.60/860,583.90 = 308,301.80/x
  3. Step 3: Cross multiply
    573,722.60x = 860,583.90 × 308,301.80
  4. Step 4: Simplify right side
    573,722.60x = 265,319,565,421.02
  5. Step 5: Solve for x
    x = 265,319,565,421.02/573,722.60
  6. Step 6: Final answer
    x = 462,452.70

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Similar ratio
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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.