Home / 457,192.40-684,233.40-401,205.20

Finding the Fourth Proportional to 457,192.40, 684,233.40 and 401,205.20

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Solution

The fourth proportional to 457,192.40, 684,233.40 and 401,205.20 is: 600,443.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,192.40 : 684,233.40 = 401,205.20 : x
  2. Step 2: Convert to fraction form
    457,192.40/684,233.40 = 401,205.20/x
  3. Step 3: Cross multiply
    457,192.40x = 684,233.40 × 401,205.20
  4. Step 4: Simplify right side
    457,192.40x = 274,517,998,093.68
  5. Step 5: Solve for x
    x = 274,517,998,093.68/457,192.40
  6. Step 6: Final answer
    x = 600,443.05

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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.