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Finding the Fourth Proportional to 415,893.78, 573,906.69 and 237,034.26

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Solution

The fourth proportional to 415,893.78, 573,906.69 and 237,034.26 is: 327,092.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,893.78 : 573,906.69 = 237,034.26 : x
  2. Step 2: Convert to fraction form
    415,893.78/573,906.69 = 237,034.26/x
  3. Step 3: Cross multiply
    415,893.78x = 573,906.69 × 237,034.26
  4. Step 4: Simplify right side
    415,893.78x = 136,035,547,573.20
  5. Step 5: Solve for x
    x = 136,035,547,573.20/415,893.78
  6. Step 6: Final answer
    x = 327,092.05

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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.