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Finding the Fourth Proportional to 501,791.58, 692,473.02 and 272,348.84

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Solution

The fourth proportional to 501,791.58, 692,473.02 and 272,348.84 is: 375,841.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,791.58 : 692,473.02 = 272,348.84 : x
  2. Step 2: Convert to fraction form
    501,791.58/692,473.02 = 272,348.84/x
  3. Step 3: Cross multiply
    501,791.58x = 692,473.02 × 272,348.84
  4. Step 4: Simplify right side
    501,791.58x = 188,594,220,265.93
  5. Step 5: Solve for x
    x = 188,594,220,265.93/501,791.58
  6. Step 6: Final answer
    x = 375,841.74

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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.