Home / 698,357.92-1,047,996.24-383,036

Finding the Fourth Proportional to 698,357.92, 1,047,996.24 and 383,036

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Solution

The fourth proportional to 698,357.92, 1,047,996.24 and 383,036 is: 574,805.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,357.92 : 1,047,996.24 = 383,036 : x
  2. Step 2: Convert to fraction form
    698,357.92/1,047,996.24 = 383,036/x
  3. Step 3: Cross multiply
    698,357.92x = 1,047,996.24 × 383,036
  4. Step 4: Simplify right side
    698,357.92x = 401,420,287,784.64
  5. Step 5: Solve for x
    x = 401,420,287,784.64/698,357.92
  6. Step 6: Final answer
    x = 574,805.95

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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.