Home / 936,943.52-1,292,976.14-507,220.52

Finding the Fourth Proportional to 936,943.52, 1,292,976.14 and 507,220.52

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Solution

The fourth proportional to 936,943.52, 1,292,976.14 and 507,220.52 is: 699,961.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,943.52 : 1,292,976.14 = 507,220.52 : x
  2. Step 2: Convert to fraction form
    936,943.52/1,292,976.14 = 507,220.52/x
  3. Step 3: Cross multiply
    936,943.52x = 1,292,976.14 × 507,220.52
  4. Step 4: Simplify right side
    936,943.52x = 655,824,030,078.39
  5. Step 5: Solve for x
    x = 655,824,030,078.39/936,943.52
  6. Step 6: Final answer
    x = 699,961.11

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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.