Home / 936,512.47-1,292,387.21-506,792.60

Finding the Fourth Proportional to 936,512.47, 1,292,387.21 and 506,792.60

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Solution

The fourth proportional to 936,512.47, 1,292,387.21 and 506,792.60 is: 699,373.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,512.47 : 1,292,387.21 = 506,792.60 : x
  2. Step 2: Convert to fraction form
    936,512.47/1,292,387.21 = 506,792.60/x
  3. Step 3: Cross multiply
    936,512.47x = 1,292,387.21 × 506,792.60
  4. Step 4: Simplify right side
    936,512.47x = 654,972,275,059.65
  5. Step 5: Solve for x
    x = 654,972,275,059.65/936,512.47
  6. Step 6: Final answer
    x = 699,373.79

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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.