Home / 729,694.40-1,094,541.60-658,835.60

Finding the Fourth Proportional to 729,694.40, 1,094,541.60 and 658,835.60

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Solution

The fourth proportional to 729,694.40, 1,094,541.60 and 658,835.60 is: 988,253.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,694.40 : 1,094,541.60 = 658,835.60 : x
  2. Step 2: Convert to fraction form
    729,694.40/1,094,541.60 = 658,835.60/x
  3. Step 3: Cross multiply
    729,694.40x = 1,094,541.60 × 658,835.60
  4. Step 4: Simplify right side
    729,694.40x = 721,122,971,760.96
  5. Step 5: Solve for x
    x = 721,122,971,760.96/729,694.40
  6. Step 6: Final answer
    x = 988,253.40

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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.