Home / 936,151.82-1,291,884.27-506,430.62

Finding the Fourth Proportional to 936,151.82, 1,291,884.27 and 506,430.62

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Solution

The fourth proportional to 936,151.82, 1,291,884.27 and 506,430.62 is: 698,871.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,151.82 : 1,291,884.27 = 506,430.62 : x
  2. Step 2: Convert to fraction form
    936,151.82/1,291,884.27 = 506,430.62/x
  3. Step 3: Cross multiply
    936,151.82x = 1,291,884.27 × 506,430.62
  4. Step 4: Simplify right side
    936,151.82x = 654,249,751,824.35
  5. Step 5: Solve for x
    x = 654,249,751,824.35/936,151.82
  6. Step 6: Final answer
    x = 698,871.42

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1.5x scale

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.