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Finding the Fourth Proportional to 5,736,999.51, 8,606,434.05 and 1,693,896.03

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Solution

The fourth proportional to 5,736,999.51, 8,606,434.05 and 1,693,896.03 is: 2,541,120.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,736,999.51 : 8,606,434.05 = 1,693,896.03 : x
  2. Step 2: Convert to fraction form
    5,736,999.51/8,606,434.05 = 1,693,896.03/x
  3. Step 3: Cross multiply
    5,736,999.51x = 8,606,434.05 × 1,693,896.03
  4. Step 4: Simplify right side
    5,736,999.51x = 14,578,404,418,250.17
  5. Step 5: Solve for x
    x = 14,578,404,418,250.17/5,736,999.51
  6. Step 6: Final answer
    x = 2,541,120.04

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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.