Home / 936,321.12-1,403,891.19-515,892.24

Finding the Fourth Proportional to 936,321.12, 1,403,891.19 and 515,892.24

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Solution

The fourth proportional to 936,321.12, 1,403,891.19 and 515,892.24 is: 773,513.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,321.12 : 1,403,891.19 = 515,892.24 : x
  2. Step 2: Convert to fraction form
    936,321.12/1,403,891.19 = 515,892.24/x
  3. Step 3: Cross multiply
    936,321.12x = 1,403,891.19 × 515,892.24
  4. Step 4: Simplify right side
    936,321.12x = 724,256,570,725.37
  5. Step 5: Solve for x
    x = 724,256,570,725.37/936,321.12
  6. Step 6: Final answer
    x = 773,513.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.