Home / 853,159.92-1,177,350.84-465,973.44

Finding the Fourth Proportional to 853,159.92, 1,177,350.84 and 465,973.44

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Solution

The fourth proportional to 853,159.92, 1,177,350.84 and 465,973.44 is: 643,037.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,159.92 : 1,177,350.84 = 465,973.44 : x
  2. Step 2: Convert to fraction form
    853,159.92/1,177,350.84 = 465,973.44/x
  3. Step 3: Cross multiply
    853,159.92x = 1,177,350.84 × 465,973.44
  4. Step 4: Simplify right side
    853,159.92x = 548,614,221,001.69
  5. Step 5: Solve for x
    x = 548,614,221,001.69/853,159.92
  6. Step 6: Final answer
    x = 643,037.97

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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.