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Finding the Fourth Proportional to 616,001.06, 850,072.42 and 344,072.77

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Solution

The fourth proportional to 616,001.06, 850,072.42 and 344,072.77 is: 474,815.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,001.06 : 850,072.42 = 344,072.77 : x
  2. Step 2: Convert to fraction form
    616,001.06/850,072.42 = 344,072.77/x
  3. Step 3: Cross multiply
    616,001.06x = 850,072.42 × 344,072.77
  4. Step 4: Simplify right side
    616,001.06x = 292,486,772,250.00
  5. Step 5: Solve for x
    x = 292,486,772,250.00/616,001.06
  6. Step 6: Final answer
    x = 474,815.37

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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.