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Finding the Fourth Proportional to 5,683,991.86, 8,526,561.68 and 1,845,653.77

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Solution

The fourth proportional to 5,683,991.86, 8,526,561.68 and 1,845,653.77 is: 2,768,667.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,683,991.86 : 8,526,561.68 = 1,845,653.77 : x
  2. Step 2: Convert to fraction form
    5,683,991.86/8,526,561.68 = 1,845,653.77/x
  3. Step 3: Cross multiply
    5,683,991.86x = 8,526,561.68 × 1,845,653.77
  4. Step 4: Simplify right side
    5,683,991.86x = 15,737,080,679,284.86
  5. Step 5: Solve for x
    x = 15,737,080,679,284.86/5,683,991.86
  6. Step 6: Final answer
    x = 2,768,667.00

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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.