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Finding the Fourth Proportional to 5,623,998.88, 8,437,436.88 and 1,634,910.88

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Solution

The fourth proportional to 5,623,998.88, 8,437,436.88 and 1,634,910.88 is: 2,452,784.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,623,998.88 : 8,437,436.88 = 1,634,910.88 : x
  2. Step 2: Convert to fraction form
    5,623,998.88/8,437,436.88 = 1,634,910.88/x
  3. Step 3: Cross multiply
    5,623,998.88x = 8,437,436.88 × 1,634,910.88
  4. Step 4: Simplify right side
    5,623,998.88x = 13,794,457,304,063.52
  5. Step 5: Solve for x
    x = 13,794,457,304,063.52/5,623,998.88
  6. Step 6: Final answer
    x = 2,452,784.51

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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.