Home / 415,603.20-573,538.56-236,751.36

Finding the Fourth Proportional to 415,603.20, 573,538.56 and 236,751.36

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Solution

The fourth proportional to 415,603.20, 573,538.56 and 236,751.36 is: 326,720.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,603.20 : 573,538.56 = 236,751.36 : x
  2. Step 2: Convert to fraction form
    415,603.20/573,538.56 = 236,751.36/x
  3. Step 3: Cross multiply
    415,603.20x = 573,538.56 × 236,751.36
  4. Step 4: Simplify right side
    415,603.20x = 135,786,034,092.44
  5. Step 5: Solve for x
    x = 135,786,034,092.44/415,603.20
  6. Step 6: Final answer
    x = 326,720.38

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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.