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Finding the Fourth Proportional to 6,583,798.53, 9,874,699.96 and 1,791,861.21

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Solution

The fourth proportional to 6,583,798.53, 9,874,699.96 and 1,791,861.21 is: 2,687,520.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,583,798.53 : 9,874,699.96 = 1,791,861.21 : x
  2. Step 2: Convert to fraction form
    6,583,798.53/9,874,699.96 = 1,791,861.21/x
  3. Step 3: Cross multiply
    6,583,798.53x = 9,874,699.96 × 1,791,861.21
  4. Step 4: Simplify right side
    6,583,798.53x = 17,694,091,760,379.75
  5. Step 5: Solve for x
    x = 17,694,091,760,379.75/6,583,798.53
  6. Step 6: Final answer
    x = 2,687,520.24

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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.