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Finding the Fourth Proportional to 415,581.26, 573,502.26 and 236,733.26

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Solution

The fourth proportional to 415,581.26, 573,502.26 and 236,733.26 is: 326,691.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,581.26 : 573,502.26 = 236,733.26 : x
  2. Step 2: Convert to fraction form
    415,581.26/573,502.26 = 236,733.26/x
  3. Step 3: Cross multiply
    415,581.26x = 573,502.26 × 236,733.26
  4. Step 4: Simplify right side
    415,581.26x = 135,767,059,627.17
  5. Step 5: Solve for x
    x = 135,767,059,627.17/415,581.26
  6. Step 6: Final answer
    x = 326,691.97

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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.