Home / 965,105.41-1,331,833.09-523,573.50

Finding the Fourth Proportional to 965,105.41, 1,331,833.09 and 523,573.50

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Solution

The fourth proportional to 965,105.41, 1,331,833.09 and 523,573.50 is: 722,524.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,105.41 : 1,331,833.09 = 523,573.50 : x
  2. Step 2: Convert to fraction form
    965,105.41/1,331,833.09 = 523,573.50/x
  3. Step 3: Cross multiply
    965,105.41x = 1,331,833.09 × 523,573.50
  4. Step 4: Simplify right side
    965,105.41x = 697,312,512,347.12
  5. Step 5: Solve for x
    x = 697,312,512,347.12/965,105.41
  6. Step 6: Final answer
    x = 722,524.72

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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.