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Finding the Fourth Proportional to 1,974,996.18, 2,962,596.74 and 627,264.27

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Solution

The fourth proportional to 1,974,996.18, 2,962,596.74 and 627,264.27 is: 940,928.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,974,996.18 : 2,962,596.74 = 627,264.27 : x
  2. Step 2: Convert to fraction form
    1,974,996.18/2,962,596.74 = 627,264.27/x
  3. Step 3: Cross multiply
    1,974,996.18x = 2,962,596.74 × 627,264.27
  4. Step 4: Simplify right side
    1,974,996.18x = 1,858,331,078,284.16
  5. Step 5: Solve for x
    x = 1,858,331,078,284.16/1,974,996.18
  6. Step 6: Final answer
    x = 940,928.95

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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.