Home / 985,930.69-1,360,584.36-533,221.69

Finding the Fourth Proportional to 985,930.69, 1,360,584.36 and 533,221.69

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Solution

The fourth proportional to 985,930.69, 1,360,584.36 and 533,221.69 is: 735,845.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,930.69 : 1,360,584.36 = 533,221.69 : x
  2. Step 2: Convert to fraction form
    985,930.69/1,360,584.36 = 533,221.69/x
  3. Step 3: Cross multiply
    985,930.69x = 1,360,584.36 × 533,221.69
  4. Step 4: Simplify right side
    985,930.69x = 725,493,091,826.77
  5. Step 5: Solve for x
    x = 725,493,091,826.77/985,930.69
  6. Step 6: Final answer
    x = 735,845.94

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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.