Home / 889,350.93-1,227,304.66-481,452.76

Finding the Fourth Proportional to 889,350.93, 1,227,304.66 and 481,452.76

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Solution

The fourth proportional to 889,350.93, 1,227,304.66 and 481,452.76 is: 664,405.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,350.93 : 1,227,304.66 = 481,452.76 : x
  2. Step 2: Convert to fraction form
    889,350.93/1,227,304.66 = 481,452.76/x
  3. Step 3: Cross multiply
    889,350.93x = 1,227,304.66 × 481,452.76
  4. Step 4: Simplify right side
    889,350.93x = 590,889,217,121.49
  5. Step 5: Solve for x
    x = 590,889,217,121.49/889,350.93
  6. Step 6: Final answer
    x = 664,405.01

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Double scale
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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.