Home / 884,172.17-1,220,157.61-481,764.17

Finding the Fourth Proportional to 884,172.17, 1,220,157.61 and 481,764.17

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Solution

The fourth proportional to 884,172.17, 1,220,157.61 and 481,764.17 is: 664,834.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,172.17 : 1,220,157.61 = 481,764.17 : x
  2. Step 2: Convert to fraction form
    884,172.17/1,220,157.61 = 481,764.17/x
  3. Step 3: Cross multiply
    884,172.17x = 1,220,157.61 × 481,764.17
  4. Step 4: Simplify right side
    884,172.17x = 587,828,220,096.82
  5. Step 5: Solve for x
    x = 587,828,220,096.82/884,172.17
  6. Step 6: Final answer
    x = 664,834.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.