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Finding the Fourth Proportional to 366,909.16, 551,413.49 and 180,051.88

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Solution

The fourth proportional to 366,909.16, 551,413.49 and 180,051.88 is: 270,592.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,909.16 : 551,413.49 = 180,051.88 : x
  2. Step 2: Convert to fraction form
    366,909.16/551,413.49 = 180,051.88/x
  3. Step 3: Cross multiply
    366,909.16x = 551,413.49 × 180,051.88
  4. Step 4: Simplify right side
    366,909.16x = 99,283,035,531.86
  5. Step 5: Solve for x
    x = 99,283,035,531.86/366,909.16
  6. Step 6: Final answer
    x = 270,592.96

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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.