Home / 936,401.66-1,292,009.56-568,871.45

Finding the Fourth Proportional to 936,401.66, 1,292,009.56 and 568,871.45

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Solution

The fourth proportional to 936,401.66, 1,292,009.56 and 568,871.45 is: 784,906.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,401.66 : 1,292,009.56 = 568,871.45 : x
  2. Step 2: Convert to fraction form
    936,401.66/1,292,009.56 = 568,871.45/x
  3. Step 3: Cross multiply
    936,401.66x = 1,292,009.56 × 568,871.45
  4. Step 4: Simplify right side
    936,401.66x = 734,987,343,928.84
  5. Step 5: Solve for x
    x = 734,987,343,928.84/936,401.66
  6. Step 6: Final answer
    x = 784,906.07

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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.