Home / 936,652.69-1,292,578.47-506,933.11

Finding the Fourth Proportional to 936,652.69, 1,292,578.47 and 506,933.11

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Solution

The fourth proportional to 936,652.69, 1,292,578.47 and 506,933.11 is: 699,566.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,652.69 : 1,292,578.47 = 506,933.11 : x
  2. Step 2: Convert to fraction form
    936,652.69/1,292,578.47 = 506,933.11/x
  3. Step 3: Cross multiply
    936,652.69x = 1,292,578.47 × 506,933.11
  4. Step 4: Simplify right side
    936,652.69x = 655,250,823,716.14
  5. Step 5: Solve for x
    x = 655,250,823,716.14/936,652.69
  6. Step 6: Final answer
    x = 699,566.48

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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.