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Finding the Fourth Proportional to 511,646.47, 767,548.66 and 174,608.26

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Solution

The fourth proportional to 511,646.47, 767,548.66 and 174,608.26 is: 261,939.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,646.47 : 767,548.66 = 174,608.26 : x
  2. Step 2: Convert to fraction form
    511,646.47/767,548.66 = 174,608.26/x
  3. Step 3: Cross multiply
    511,646.47x = 767,548.66 × 174,608.26
  4. Step 4: Simplify right side
    511,646.47x = 134,020,333,959.93
  5. Step 5: Solve for x
    x = 134,020,333,959.93/511,646.47
  6. Step 6: Final answer
    x = 261,939.33

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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.