Home / 936,519.48-1,292,386.32-506,791.80

Finding the Fourth Proportional to 936,519.48, 1,292,386.32 and 506,791.80

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Solution

The fourth proportional to 936,519.48, 1,292,386.32 and 506,791.80 is: 699,366.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,519.48 : 1,292,386.32 = 506,791.80 : x
  2. Step 2: Convert to fraction form
    936,519.48/1,292,386.32 = 506,791.80/x
  3. Step 3: Cross multiply
    936,519.48x = 1,292,386.32 × 506,791.80
  4. Step 4: Simplify right side
    936,519.48x = 654,970,789,408.18
  5. Step 5: Solve for x
    x = 654,970,789,408.18/936,519.48
  6. Step 6: Final answer
    x = 699,366.97

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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.