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Finding the Fourth Proportional to 580,086,262.80, 868,853,935.80 and 503,558,758.80

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Solution

The fourth proportional to 580,086,262.80, 868,853,935.80 and 503,558,758.80 is: 754,230,943.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,086,262.80 : 868,853,935.80 = 503,558,758.80 : x
  2. Step 2: Convert to fraction form
    580,086,262.80/868,853,935.80 = 503,558,758.80/x
  3. Step 3: Cross multiply
    580,086,262.80x = 868,853,935.80 × 503,558,758.80
  4. Step 4: Simplify right side
    580,086,262.80x = 437,519,009,489,942,848
  5. Step 5: Solve for x
    x = 437,519,009,489,942,848/580,086,262.80
  6. Step 6: Final answer
    x = 754,230,943.82

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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.