Home / 936,625.38-1,292,540.59-506,905.39

Finding the Fourth Proportional to 936,625.38, 1,292,540.59 and 506,905.39

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Solution

The fourth proportional to 936,625.38, 1,292,540.59 and 506,905.39 is: 699,528.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,625.38 : 1,292,540.59 = 506,905.39 : x
  2. Step 2: Convert to fraction form
    936,625.38/1,292,540.59 = 506,905.39/x
  3. Step 3: Cross multiply
    936,625.38x = 1,292,540.59 × 506,905.39
  4. Step 4: Simplify right side
    936,625.38x = 655,195,791,864.78
  5. Step 5: Solve for x
    x = 655,195,791,864.78/936,625.38
  6. Step 6: Final answer
    x = 699,528.12

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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.