Home / 823,898.40-1,233,428.40-614,464.80

Finding the Fourth Proportional to 823,898.40, 1,233,428.40 and 614,464.80

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Solution

The fourth proportional to 823,898.40, 1,233,428.40 and 614,464.80 is: 919,892.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,898.40 : 1,233,428.40 = 614,464.80 : x
  2. Step 2: Convert to fraction form
    823,898.40/1,233,428.40 = 614,464.80/x
  3. Step 3: Cross multiply
    823,898.40x = 1,233,428.40 × 614,464.80
  4. Step 4: Simplify right side
    823,898.40x = 757,898,335,120.32
  5. Step 5: Solve for x
    x = 757,898,335,120.32/823,898.40
  6. Step 6: Final answer
    x = 919,892.96

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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.