Home / 697,865.68-1,047,109.56-254,530

Finding the Fourth Proportional to 697,865.68, 1,047,109.56 and 254,530

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Solution

The fourth proportional to 697,865.68, 1,047,109.56 and 254,530 is: 381,908.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,865.68 : 1,047,109.56 = 254,530 : x
  2. Step 2: Convert to fraction form
    697,865.68/1,047,109.56 = 254,530/x
  3. Step 3: Cross multiply
    697,865.68x = 1,047,109.56 × 254,530
  4. Step 4: Simplify right side
    697,865.68x = 266,520,796,306.80
  5. Step 5: Solve for x
    x = 266,520,796,306.80/697,865.68
  6. Step 6: Final answer
    x = 381,908.44

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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.