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Finding the Fourth Proportional to 6,211,374.84, 8,569,703.61 and 3,763,203.30

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Solution

The fourth proportional to 6,211,374.84, 8,569,703.61 and 3,763,203.30 is: 5,192,012.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,211,374.84 : 8,569,703.61 = 3,763,203.30 : x
  2. Step 2: Convert to fraction form
    6,211,374.84/8,569,703.61 = 3,763,203.30/x
  3. Step 3: Cross multiply
    6,211,374.84x = 8,569,703.61 × 3,763,203.30
  4. Step 4: Simplify right side
    6,211,374.84x = 32,249,536,905,173.91
  5. Step 5: Solve for x
    x = 32,249,536,905,173.91/6,211,374.84
  6. Step 6: Final answer
    x = 5,192,012.68

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