Home / 279,906.04-386,032.62-236,511.19

Finding the Fourth Proportional to 279,906.04, 386,032.62 and 236,511.19

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Solution

The fourth proportional to 279,906.04, 386,032.62 and 236,511.19 is: 326,184.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,906.04 : 386,032.62 = 236,511.19 : x
  2. Step 2: Convert to fraction form
    279,906.04/386,032.62 = 236,511.19/x
  3. Step 3: Cross multiply
    279,906.04x = 386,032.62 × 236,511.19
  4. Step 4: Simplify right side
    279,906.04x = 91,301,034,335.02
  5. Step 5: Solve for x
    x = 91,301,034,335.02/279,906.04
  6. Step 6: Final answer
    x = 326,184.58

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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.