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Finding the Fourth Proportional to 706,732.22, 975,316.48 and 404,984.54

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Solution

The fourth proportional to 706,732.22, 975,316.48 and 404,984.54 is: 558,893.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,732.22 : 975,316.48 = 404,984.54 : x
  2. Step 2: Convert to fraction form
    706,732.22/975,316.48 = 404,984.54/x
  3. Step 3: Cross multiply
    706,732.22x = 975,316.48 × 404,984.54
  4. Step 4: Simplify right side
    706,732.22x = 394,988,096,007.22
  5. Step 5: Solve for x
    x = 394,988,096,007.22/706,732.22
  6. Step 6: Final answer
    x = 558,893.57

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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.