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Finding the Fourth Proportional to 2,526,912, 3,791,024.64 and 753,984

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Solution

The fourth proportional to 2,526,912, 3,791,024.64 and 753,984 is: 1,131,171.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,526,912 : 3,791,024.64 = 753,984 : x
  2. Step 2: Convert to fraction form
    2,526,912/3,791,024.64 = 753,984/x
  3. Step 3: Cross multiply
    2,526,912x = 3,791,024.64 × 753,984
  4. Step 4: Simplify right side
    2,526,912x = 2,858,371,922,165.76
  5. Step 5: Solve for x
    x = 2,858,371,922,165.76/2,526,912
  6. Step 6: Final answer
    x = 1,131,171.93

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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.