Home / 936,685.96-1,292,657.94-574,039.78

Finding the Fourth Proportional to 936,685.96, 1,292,657.94 and 574,039.78

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Solution

The fourth proportional to 936,685.96, 1,292,657.94 and 574,039.78 is: 792,194.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,685.96 : 1,292,657.94 = 574,039.78 : x
  2. Step 2: Convert to fraction form
    936,685.96/1,292,657.94 = 574,039.78/x
  3. Step 3: Cross multiply
    936,685.96x = 1,292,657.94 × 574,039.78
  4. Step 4: Simplify right side
    936,685.96x = 742,037,076,261.21
  5. Step 5: Solve for x
    x = 742,037,076,261.21/936,685.96
  6. Step 6: Final answer
    x = 792,194.09

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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.