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Finding the Fourth Proportional to 366,807.92, 550,294.44 and 130,150.16

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Solution

The fourth proportional to 366,807.92, 550,294.44 and 130,150.16 is: 195,254.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,807.92 : 550,294.44 = 130,150.16 : x
  2. Step 2: Convert to fraction form
    366,807.92/550,294.44 = 130,150.16/x
  3. Step 3: Cross multiply
    366,807.92x = 550,294.44 × 130,150.16
  4. Step 4: Simplify right side
    366,807.92x = 71,620,909,413.11
  5. Step 5: Solve for x
    x = 71,620,909,413.11/366,807.92
  6. Step 6: Final answer
    x = 195,254.53

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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.