Home / 481,966.70-722,950.05-404,984.30

Finding the Fourth Proportional to 481,966.70, 722,950.05 and 404,984.30

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Solution

The fourth proportional to 481,966.70, 722,950.05 and 404,984.30 is: 607,476.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,966.70 : 722,950.05 = 404,984.30 : x
  2. Step 2: Convert to fraction form
    481,966.70/722,950.05 = 404,984.30/x
  3. Step 3: Cross multiply
    481,966.70x = 722,950.05 × 404,984.30
  4. Step 4: Simplify right side
    481,966.70x = 292,783,419,934.22
  5. Step 5: Solve for x
    x = 292,783,419,934.22/481,966.70
  6. Step 6: Final answer
    x = 607,476.45

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Similar ratio
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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.