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Finding the Fourth Proportional to 606,217.52, 909,326.13 and 206,858.27

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Solution

The fourth proportional to 606,217.52, 909,326.13 and 206,858.27 is: 310,287.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,217.52 : 909,326.13 = 206,858.27 : x
  2. Step 2: Convert to fraction form
    606,217.52/909,326.13 = 206,858.27/x
  3. Step 3: Cross multiply
    606,217.52x = 909,326.13 × 206,858.27
  4. Step 4: Simplify right side
    606,217.52x = 188,101,625,570.96
  5. Step 5: Solve for x
    x = 188,101,625,570.96/606,217.52
  6. Step 6: Final answer
    x = 310,287.35

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Similar ratio
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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.