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Finding the Fourth Proportional to 573,636.66, 860,456.61 and 174,280.74

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Solution

The fourth proportional to 573,636.66, 860,456.61 and 174,280.74 is: 261,421.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,636.66 : 860,456.61 = 174,280.74 : x
  2. Step 2: Convert to fraction form
    573,636.66/860,456.61 = 174,280.74/x
  3. Step 3: Cross multiply
    573,636.66x = 860,456.61 × 174,280.74
  4. Step 4: Simplify right side
    573,636.66x = 149,961,014,728.69
  5. Step 5: Solve for x
    x = 149,961,014,728.69/573,636.66
  6. Step 6: Final answer
    x = 261,421.60

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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.