Home / 889,576.93-1,227,618.47-481,683.61

Finding the Fourth Proportional to 889,576.93, 1,227,618.47 and 481,683.61

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Solution

The fourth proportional to 889,576.93, 1,227,618.47 and 481,683.61 is: 664,724.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,576.93 : 1,227,618.47 = 481,683.61 : x
  2. Step 2: Convert to fraction form
    889,576.93/1,227,618.47 = 481,683.61/x
  3. Step 3: Cross multiply
    889,576.93x = 1,227,618.47 × 481,683.61
  4. Step 4: Simplify right side
    889,576.93x = 591,323,687,785.77
  5. Step 5: Solve for x
    x = 591,323,687,785.77/889,576.93
  6. Step 6: Final answer
    x = 664,724.62

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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.