Home / 996,470.20-1,494,413.70-356,699.80

Finding the Fourth Proportional to 996,470.20, 1,494,413.70 and 356,699.80

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Solution

The fourth proportional to 996,470.20, 1,494,413.70 and 356,699.80 is: 534,945.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,470.20 : 1,494,413.70 = 356,699.80 : x
  2. Step 2: Convert to fraction form
    996,470.20/1,494,413.70 = 356,699.80/x
  3. Step 3: Cross multiply
    996,470.20x = 1,494,413.70 × 356,699.80
  4. Step 4: Simplify right side
    996,470.20x = 533,057,067,907.26
  5. Step 5: Solve for x
    x = 533,057,067,907.26/996,470.20
  6. Step 6: Final answer
    x = 534,945.32

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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.