Home / 936,515.90-1,292,391.92-506,796.03

Finding the Fourth Proportional to 936,515.90, 1,292,391.92 and 506,796.03

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Solution

The fourth proportional to 936,515.90, 1,292,391.92 and 506,796.03 is: 699,378.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,515.90 : 1,292,391.92 = 506,796.03 : x
  2. Step 2: Convert to fraction form
    936,515.90/1,292,391.92 = 506,796.03/x
  3. Step 3: Cross multiply
    936,515.90x = 1,292,391.92 × 506,796.03
  4. Step 4: Simplify right side
    936,515.90x = 654,979,095,527.07
  5. Step 5: Solve for x
    x = 654,979,095,527.07/936,515.90
  6. Step 6: Final answer
    x = 699,378.51

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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.