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Finding the Fourth Proportional to 503,967.93, 755,932.95 and 124,889.76

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Solution

The fourth proportional to 503,967.93, 755,932.95 and 124,889.76 is: 187,329.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,967.93 : 755,932.95 = 124,889.76 : x
  2. Step 2: Convert to fraction form
    503,967.93/755,932.95 = 124,889.76/x
  3. Step 3: Cross multiply
    503,967.93x = 755,932.95 × 124,889.76
  4. Step 4: Simplify right side
    503,967.93x = 94,408,284,701.59
  5. Step 5: Solve for x
    x = 94,408,284,701.59/503,967.93
  6. Step 6: Final answer
    x = 187,329.95

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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.