Home / 936,923.32-1,292,954.60-507,203.44

Finding the Fourth Proportional to 936,923.32, 1,292,954.60 and 507,203.44

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Solution

The fourth proportional to 936,923.32, 1,292,954.60 and 507,203.44 is: 699,940.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,923.32 : 1,292,954.60 = 507,203.44 : x
  2. Step 2: Convert to fraction form
    936,923.32/1,292,954.60 = 507,203.44/x
  3. Step 3: Cross multiply
    936,923.32x = 1,292,954.60 × 507,203.44
  4. Step 4: Simplify right side
    936,923.32x = 655,791,018,919.45
  5. Step 5: Solve for x
    x = 655,791,018,919.45/936,923.32
  6. Step 6: Final answer
    x = 699,940.97

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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.