Home / 403,100.22-556,092.18-259,906.26

Finding the Fourth Proportional to 403,100.22, 556,092.18 and 259,906.26

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Solution

The fourth proportional to 403,100.22, 556,092.18 and 259,906.26 is: 358,550.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,100.22 : 556,092.18 = 259,906.26 : x
  2. Step 2: Convert to fraction form
    403,100.22/556,092.18 = 259,906.26/x
  3. Step 3: Cross multiply
    403,100.22x = 556,092.18 × 259,906.26
  4. Step 4: Simplify right side
    403,100.22x = 144,531,838,719.05
  5. Step 5: Solve for x
    x = 144,531,838,719.05/403,100.22
  6. Step 6: Final answer
    x = 358,550.63

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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.