Home / 936,395.78-1,292,001.45-568,865.57

Finding the Fourth Proportional to 936,395.78, 1,292,001.45 and 568,865.57

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Solution

The fourth proportional to 936,395.78, 1,292,001.45 and 568,865.57 is: 784,897.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,395.78 : 1,292,001.45 = 568,865.57 : x
  2. Step 2: Convert to fraction form
    936,395.78/1,292,001.45 = 568,865.57/x
  3. Step 3: Cross multiply
    936,395.78x = 1,292,001.45 × 568,865.57
  4. Step 4: Simplify right side
    936,395.78x = 734,975,141,295.08
  5. Step 5: Solve for x
    x = 734,975,141,295.08/936,395.78
  6. Step 6: Final answer
    x = 784,897.96

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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.