Home / 936,257.92-1,292,036-506,537.80

Finding the Fourth Proportional to 936,257.92, 1,292,036 and 506,537.80

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Solution

The fourth proportional to 936,257.92, 1,292,036 and 506,537.80 is: 699,022.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,257.92 : 1,292,036 = 506,537.80 : x
  2. Step 2: Convert to fraction form
    936,257.92/1,292,036 = 506,537.80/x
  3. Step 3: Cross multiply
    936,257.92x = 1,292,036 × 506,537.80
  4. Step 4: Simplify right side
    936,257.92x = 654,465,072,960.80
  5. Step 5: Solve for x
    x = 654,465,072,960.80/936,257.92
  6. Step 6: Final answer
    x = 699,022.20

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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.