Home / 782,717.22-1,080,667.89-601,103.27

Finding the Fourth Proportional to 782,717.22, 1,080,667.89 and 601,103.27

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Solution

The fourth proportional to 782,717.22, 1,080,667.89 and 601,103.27 is: 829,920.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,717.22 : 1,080,667.89 = 601,103.27 : x
  2. Step 2: Convert to fraction form
    782,717.22/1,080,667.89 = 601,103.27/x
  3. Step 3: Cross multiply
    782,717.22x = 1,080,667.89 × 601,103.27
  4. Step 4: Simplify right side
    782,717.22x = 649,592,997,059.66
  5. Step 5: Solve for x
    x = 649,592,997,059.66/782,717.22
  6. Step 6: Final answer
    x = 829,920.41

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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.