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Finding the Fourth Proportional to 5,806,664.83, 8,709,434.41 and 1,763,188.19

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Solution

The fourth proportional to 5,806,664.83, 8,709,434.41 and 1,763,188.19 is: 2,644,611.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,806,664.83 : 8,709,434.41 = 1,763,188.19 : x
  2. Step 2: Convert to fraction form
    5,806,664.83/8,709,434.41 = 1,763,188.19/x
  3. Step 3: Cross multiply
    5,806,664.83x = 8,709,434.41 × 1,763,188.19
  4. Step 4: Simplify right side
    5,806,664.83x = 15,356,371,893,291.62
  5. Step 5: Solve for x
    x = 15,356,371,893,291.62/5,806,664.83
  6. Step 6: Final answer
    x = 2,644,611.38

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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.