Home / 936,930.88-1,292,487.42-569,308.96

Finding the Fourth Proportional to 936,930.88, 1,292,487.42 and 569,308.96

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Solution

The fourth proportional to 936,930.88, 1,292,487.42 and 569,308.96 is: 785,356.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,930.88 : 1,292,487.42 = 569,308.96 : x
  2. Step 2: Convert to fraction form
    936,930.88/1,292,487.42 = 569,308.96/x
  3. Step 3: Cross multiply
    936,930.88x = 1,292,487.42 × 569,308.96
  4. Step 4: Simplify right side
    936,930.88x = 735,824,668,893.28
  5. Step 5: Solve for x
    x = 735,824,668,893.28/936,930.88
  6. Step 6: Final answer
    x = 785,356.41

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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.