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Finding the Fourth Proportional to 3,333,893.04, 4,600,786.50 and 1,806,000.17

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Solution

The fourth proportional to 3,333,893.04, 4,600,786.50 and 1,806,000.17 is: 2,492,287.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,333,893.04 : 4,600,786.50 = 1,806,000.17 : x
  2. Step 2: Convert to fraction form
    3,333,893.04/4,600,786.50 = 1,806,000.17/x
  3. Step 3: Cross multiply
    3,333,893.04x = 4,600,786.50 × 1,806,000.17
  4. Step 4: Simplify right side
    3,333,893.04x = 8,309,021,182,859.24
  5. Step 5: Solve for x
    x = 8,309,021,182,859.24/3,333,893.04
  6. Step 6: Final answer
    x = 2,492,287.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.