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Finding the Fourth Proportional to 5,736,998.26, 8,606,432.17 and 1,693,894.78

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Solution

The fourth proportional to 5,736,998.26, 8,606,432.17 and 1,693,894.78 is: 2,541,118.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,736,998.26 : 8,606,432.17 = 1,693,894.78 : x
  2. Step 2: Convert to fraction form
    5,736,998.26/8,606,432.17 = 1,693,894.78/x
  3. Step 3: Cross multiply
    5,736,998.26x = 8,606,432.17 × 1,693,894.78
  4. Step 4: Simplify right side
    5,736,998.26x = 14,578,390,475,685.44
  5. Step 5: Solve for x
    x = 14,578,390,475,685.44/5,736,998.26
  6. Step 6: Final answer
    x = 2,541,118.16

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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.