Home / 678,552.40-1,016,662.20-441,773.20

Finding the Fourth Proportional to 678,552.40, 1,016,662.20 and 441,773.20

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Solution

The fourth proportional to 678,552.40, 1,016,662.20 and 441,773.20 is: 661,900.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    678,552.40 : 1,016,662.20 = 441,773.20 : x
  2. Step 2: Convert to fraction form
    678,552.40/1,016,662.20 = 441,773.20/x
  3. Step 3: Cross multiply
    678,552.40x = 1,016,662.20 × 441,773.20
  4. Step 4: Simplify right side
    678,552.40x = 449,134,113,413.04
  5. Step 5: Solve for x
    x = 449,134,113,413.04/678,552.40
  6. Step 6: Final answer
    x = 661,900.41

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1.5x scale

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.