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Finding the Fourth Proportional to 7,266,499.97, 10,899,695.21 and 1,874,692.04

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Solution

The fourth proportional to 7,266,499.97, 10,899,695.21 and 1,874,692.04 is: 2,812,023.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,266,499.97 : 10,899,695.21 = 1,874,692.04 : x
  2. Step 2: Convert to fraction form
    7,266,499.97/10,899,695.21 = 1,874,692.04/x
  3. Step 3: Cross multiply
    7,266,499.97x = 10,899,695.21 × 1,874,692.04
  4. Step 4: Simplify right side
    7,266,499.97x = 20,433,571,784,741.19
  5. Step 5: Solve for x
    x = 20,433,571,784,741.19/7,266,499.97
  6. Step 6: Final answer
    x = 2,812,023.93

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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.