Home / 936,086.76-1,291,798.26-506,365.56

Finding the Fourth Proportional to 936,086.76, 1,291,798.26 and 506,365.56

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Solution

The fourth proportional to 936,086.76, 1,291,798.26 and 506,365.56 is: 698,783.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,086.76 : 1,291,798.26 = 506,365.56 : x
  2. Step 2: Convert to fraction form
    936,086.76/1,291,798.26 = 506,365.56/x
  3. Step 3: Cross multiply
    936,086.76x = 1,291,798.26 × 506,365.56
  4. Step 4: Simplify right side
    936,086.76x = 654,122,149,331.93
  5. Step 5: Solve for x
    x = 654,122,149,331.93/936,086.76
  6. Step 6: Final answer
    x = 698,783.68

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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.